21450005280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{397}}^1$

素因数の和:814

約数の個数: 480

約数和(自身を含む): 83008981440

約数和(自身を除く): 61558976160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 379, 396, 397, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 758, 792, 794, 810, 864, 880, 891, 990, 1056, 1080, 1137, 1188, 1191, 1296, 1320, 1440, 1485, 1516, 1584, 1588, 1620, 1760, 1782, 1895, 1980, 1985, 2160, 2274, 2376, 2382, 2592, 2640, 2970, 3032, 3168, 3176, 3240, 3411, 3564, 3573, 3790, 3960, 3970, 4169, 4320, 4367, 4455, 4548, 4752, 4764, 5280, 5685, 5940, 5955, 6064, 6352, 6480, 6822, 7128, 7146, 7580, 7920, 7940, 8338, 8734, 8910, 9096, 9504, 9528, 10233, 10719, 11370, 11880, 11910, 12128, 12507, 12704, 12960, 13101, 13644, 14256, 14292, 15160, 15840, 15880, 16676, 17055, 17468, 17820, 17865, 18192, 19056, 20466, 20845, 21438, 21835, 22740, 23760, 23820, 25014, 26202, 27288, 28512, 28584, 30320, 30699, 31760, 32157, 33352, 34110, 34936, 35640, 35730, 36384, 37521, 38112, 39303, 40932, 41690, 42876, 43670, 45480, 47520, 47640, 50028, 51165, 52404, 53595, 54576, 57168, 60640, 61398, 62535, 63520, 64314, 65505, 66704, 68220, 69872, 71280, 71460, 75042, 78606, 81864, 83380, 85752, 87340, 90960, 95280, 100056, 102330, 104808, 107190, 109152, 112563, 114336, 117909, 122796, 125070, 128628, 131010, 133408, 136440, 139744, 142560, 142920, 150084, 150463, 153495, 157212, 160785, 163728, 166760, 171504, 174680, 181920, 187605, 190560, 196515, 200112, 204660, 209616, 214380, 225126, 235818, 245592, 250140, 257256, 262020, 272880, 285840, 300168, 300926, 306990, 314424, 321570, 327456, 333520, 337689, 343008, 349360, 353727, 375210, 393030, 400224, 409320, 419232, 428760, 450252, 451389, 471636, 491184, 500280, 514512, 524040, 545760, 562815, 571680, 589545, 600336, 601852, 613980, 628848, 643140, 667040, 675378, 698720, 707454, 750420, 752315, 786060, 818640, 857520, 900504, 902778, 943272, 982368, 1000560, 1029024, 1048080, 1125630, 1179090, 1200672, 1203704, 1227960, 1257696, 1286280, 1350756, 1354167, 1414908, 1500840, 1504630, 1572120, 1637280, 1655093, 1688445, 1715040, 1768635, 1801008, 1805556, 1886544, 2001120, 2096160, 2251260, 2256945, 2358180, 2407408, 2455920, 2572560, 2701512, 2708334, 2829816, 3001680, 3009260, 3144240, 3310186, 3376890, 3537270, 3602016, 3611112, 3773088, 4062501, 4502520, 4513890, 4716360, 4814816, 4911840, 4965279, 5145120, 5403024, 5416668, 5659632, 6003360, 6018520, 6288480, 6620372, 6753780, 6770835, 7074540, 7222224, 8125002, 8275465, 9005040, 9027780, 9432720, 9930558, 10806048, 10833336, 11319264, 12037040, 12187503, 13240744, 13507560, 13541670, 14149080, 14444448, 14895837, 16250004, 16550930, 18010080, 18055560, 18865440, 19861116, 20312505, 21666672, 24074080, 24375006, 24826395, 26481488, 27015120, 27083340, 28298160, 29791674, 32500008, 33101860, 36111120, 39722232, 40625010, 43333344, 44687511, 48750012, 49652790, 52962976, 54030240, 54166680, 56596320, 59583348, 60937515, 65000016, 66203720, 72222240, 74479185, 79444464, 81250020, 89375022, 97500024, 99305580, 108333360, 119166696, 121875030, 130000032, 132407440, 134062533, 148958370, 158888928, 162500040, 178750044, 195000048, 198611160, 216666720, 223437555, 238333392, 243750060, 264814880, 268125066, 297916740, 325000080, 357500088, 390000096, 397222320, 446875110, 476666784, 487500120, 536250132, 595833480, 650000160, 670312665, 715000176, 794444640, 893750220, 975000240, 1072500264, 1191666960, 1340625330, 1430000352, 1787500440, 1950000480, 2145000528, 2383333920, 2681250660, 3575000880, 4290001056, 5362501320, 7150001760, 10725002640, 21450005280]

約数ペア:

[(1, 21450005280), (2, 10725002640), (3, 7150001760), (4, 5362501320), (5, 4290001056), (6, 3575000880), (8, 2681250660), (9, 2383333920), (10, 2145000528), (11, 1950000480), (12, 1787500440), (15, 1430000352), (16, 1340625330), (18, 1191666960), (20, 1072500264), (22, 975000240), (24, 893750220), (27, 794444640), (30, 715000176), (32, 670312665), (33, 650000160), (36, 595833480), (40, 536250132), (44, 487500120), (45, 476666784), (48, 446875110), (54, 397222320), (55, 390000096), (60, 357500088), (66, 325000080), (72, 297916740), (80, 268125066), (81, 264814880), (88, 243750060), (90, 238333392), (96, 223437555), (99, 216666720), (108, 198611160), (110, 195000048), (120, 178750044), (132, 162500040), (135, 158888928), (144, 148958370), (160, 134062533), (162, 132407440), (165, 130000032), (176, 121875030), (180, 119166696), (198, 108333360), (216, 99305580), (220, 97500024), (240, 89375022), (264, 81250020), (270, 79444464), (288, 74479185), (297, 72222240), (324, 66203720), (330, 65000016), (352, 60937515), (360, 59583348), (379, 56596320), (396, 54166680), (397, 54030240), (405, 52962976), (432, 49652790), (440, 48750012), (480, 44687511), (495, 43333344), (528, 40625010), (540, 39722232), (594, 36111120), (648, 33101860), (660, 32500008), (720, 29791674), (758, 28298160), (792, 27083340), (794, 27015120), (810, 26481488), (864, 24826395), (880, 24375006), (891, 24074080), (990, 21666672), (1056, 20312505), (1080, 19861116), (1137, 18865440), (1188, 18055560), (1191, 18010080), (1296, 16550930), (1320, 16250004), (1440, 14895837), (1485, 14444448), (1516, 14149080), (1584, 13541670), (1588, 13507560), (1620, 13240744), (1760, 12187503), (1782, 12037040), (1895, 11319264), (1980, 10833336), (1985, 10806048), (2160, 9930558), (2274, 9432720), (2376, 9027780), (2382, 9005040), (2592, 8275465), (2640, 8125002), (2970, 7222224), (3032, 7074540), (3168, 6770835), (3176, 6753780), (3240, 6620372), (3411, 6288480), (3564, 6018520), (3573, 6003360), (3790, 5659632), (3960, 5416668), (3970, 5403024), (4169, 5145120), (4320, 4965279), (4367, 4911840), (4455, 4814816), (4548, 4716360), (4752, 4513890), (4764, 4502520), (5280, 4062501), (5685, 3773088), (5940, 3611112), (5955, 3602016), (6064, 3537270), (6352, 3376890), (6480, 3310186), (6822, 3144240), (7128, 3009260), (7146, 3001680), (7580, 2829816), (7920, 2708334), (7940, 2701512), (8338, 2572560), (8734, 2455920), (8910, 2407408), (9096, 2358180), (9504, 2256945), (9528, 2251260), (10233, 2096160), (10719, 2001120), (11370, 1886544), (11880, 1805556), (11910, 1801008), (12128, 1768635), (12507, 1715040), (12704, 1688445), (12960, 1655093), (13101, 1637280), (13644, 1572120), (14256, 1504630), (14292, 1500840), (15160, 1414908), (15840, 1354167), (15880, 1350756), (16676, 1286280), (17055, 1257696), (17468, 1227960), (17820, 1203704), (17865, 1200672), (18192, 1179090), (19056, 1125630), (20466, 1048080), (20845, 1029024), (21438, 1000560), (21835, 982368), (22740, 943272), (23760, 902778), (23820, 900504), (25014, 857520), (26202, 818640), (27288, 786060), (28512, 752315), (28584, 750420), (30320, 707454), (30699, 698720), (31760, 675378), (32157, 667040), (33352, 643140), (34110, 628848), (34936, 613980), (35640, 601852), (35730, 600336), (36384, 589545), (37521, 571680), (38112, 562815), (39303, 545760), (40932, 524040), (41690, 514512), (42876, 500280), (43670, 491184), (45480, 471636), (47520, 451389), (47640, 450252), (50028, 428760), (51165, 419232), (52404, 409320), (53595, 400224), (54576, 393030), (57168, 375210), (60640, 353727), (61398, 349360), (62535, 343008), (63520, 337689), (64314, 333520), (65505, 327456), (66704, 321570), (68220, 314424), (69872, 306990), (71280, 300926), (71460, 300168), (75042, 285840), (78606, 272880), (81864, 262020), (83380, 257256), (85752, 250140), (87340, 245592), (90960, 235818), (95280, 225126), (100056, 214380), (102330, 209616), (104808, 204660), (107190, 200112), (109152, 196515), (112563, 190560), (114336, 187605), (117909, 181920), (122796, 174680), (125070, 171504), (128628, 166760), (131010, 163728), (133408, 160785), (136440, 157212), (139744, 153495), (142560, 150463), (142920, 150084)]