21755100640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:530

約数の個数: 384

約数和(自身を含む): 65927651328

約数和(自身を除く): 44172550688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 157, 160, 182, 208, 217, 224, 248, 260, 280, 307, 310, 314, 364, 403, 416, 434, 455, 496, 520, 560, 614, 620, 628, 728, 785, 806, 868, 910, 992, 1040, 1085, 1099, 1120, 1228, 1240, 1256, 1456, 1535, 1570, 1612, 1736, 1820, 2015, 2041, 2080, 2149, 2170, 2198, 2456, 2480, 2512, 2821, 2912, 3070, 3140, 3224, 3472, 3640, 3991, 4030, 4082, 4298, 4340, 4396, 4867, 4912, 4960, 5024, 5495, 5642, 6140, 6280, 6448, 6944, 7280, 7982, 8060, 8164, 8596, 8680, 8792, 9517, 9734, 9824, 10205, 10745, 10990, 11284, 12280, 12560, 12896, 14105, 14287, 14560, 15964, 16120, 16328, 17192, 17360, 17584, 19034, 19468, 19955, 20410, 21490, 21980, 22568, 24335, 24560, 25120, 27937, 28210, 28574, 31928, 32240, 32656, 34069, 34384, 34720, 35168, 38068, 38936, 39910, 40820, 42980, 43960, 45136, 47585, 48199, 48670, 49120, 55874, 56420, 57148, 63271, 63856, 64480, 65312, 66619, 68138, 68768, 71435, 76136, 77872, 79820, 81640, 85960, 87920, 90272, 95170, 96398, 97340, 111748, 112840, 114296, 123721, 126542, 127712, 133238, 136276, 139685, 142870, 152272, 155744, 159640, 163280, 170345, 171920, 175840, 190340, 192796, 194680, 223496, 225680, 228592, 240995, 247442, 253084, 266476, 272552, 279370, 285740, 304544, 316355, 319280, 326560, 333095, 337393, 340690, 343840, 380680, 385592, 389360, 442897, 446992, 451360, 457184, 481990, 494884, 506168, 532952, 545104, 558740, 571480, 618605, 626587, 632710, 638560, 666190, 674786, 681380, 761360, 771184, 778720, 866047, 885794, 893984, 963980, 989768, 1012336, 1065904, 1090208, 1117480, 1142960, 1237210, 1253174, 1265420, 1332380, 1349572, 1362760, 1494169, 1522720, 1542368, 1686965, 1732094, 1771588, 1927960, 1979536, 2024672, 2131808, 2214485, 2234960, 2285920, 2474420, 2506348, 2530840, 2664760, 2699144, 2725520, 2988338, 3132935, 3373930, 3464188, 3543176, 3855920, 3959072, 4330235, 4386109, 4428970, 4469920, 4948840, 5012696, 5061680, 5329520, 5398288, 5451040, 5976676, 6265870, 6747860, 6928376, 7086352, 7470845, 7711840, 8660470, 8772218, 8857940, 9897680, 10025392, 10123360, 10459183, 10659040, 10796576, 11953352, 12531740, 13495720, 13856752, 14172704, 14941690, 17320940, 17544436, 17715880, 19424197, 19795360, 20050784, 20918366, 21930545, 23906704, 25063480, 26991440, 27713504, 29883380, 34641880, 35088872, 35431760, 38848394, 41836732, 43861090, 47813408, 50126960, 52295915, 53982880, 59766760, 69283760, 70177744, 70863520, 77696788, 83673464, 87722180, 97120985, 100253920, 104591830, 119533520, 135969379, 138567520, 140355488, 155393576, 167346928, 175444360, 194241970, 209183660, 239067040, 271938758, 310787152, 334693856, 350888720, 388483940, 418367320, 543877516, 621574304, 679846895, 701777440, 776967880, 836734640, 1087755032, 1359693790, 1553935760, 1673469280, 2175510064, 2719387580, 3107871520, 4351020128, 5438775160, 10877550320, 21755100640]

約数ペア:

[(1, 21755100640), (2, 10877550320), (4, 5438775160), (5, 4351020128), (7, 3107871520), (8, 2719387580), (10, 2175510064), (13, 1673469280), (14, 1553935760), (16, 1359693790), (20, 1087755032), (26, 836734640), (28, 776967880), (31, 701777440), (32, 679846895), (35, 621574304), (40, 543877516), (52, 418367320), (56, 388483940), (62, 350888720), (65, 334693856), (70, 310787152), (80, 271938758), (91, 239067040), (104, 209183660), (112, 194241970), (124, 175444360), (130, 167346928), (140, 155393576), (155, 140355488), (157, 138567520), (160, 135969379), (182, 119533520), (208, 104591830), (217, 100253920), (224, 97120985), (248, 87722180), (260, 83673464), (280, 77696788), (307, 70863520), (310, 70177744), (314, 69283760), (364, 59766760), (403, 53982880), (416, 52295915), (434, 50126960), (455, 47813408), (496, 43861090), (520, 41836732), (560, 38848394), (614, 35431760), (620, 35088872), (628, 34641880), (728, 29883380), (785, 27713504), (806, 26991440), (868, 25063480), (910, 23906704), (992, 21930545), (1040, 20918366), (1085, 20050784), (1099, 19795360), (1120, 19424197), (1228, 17715880), (1240, 17544436), (1256, 17320940), (1456, 14941690), (1535, 14172704), (1570, 13856752), (1612, 13495720), (1736, 12531740), (1820, 11953352), (2015, 10796576), (2041, 10659040), (2080, 10459183), (2149, 10123360), (2170, 10025392), (2198, 9897680), (2456, 8857940), (2480, 8772218), (2512, 8660470), (2821, 7711840), (2912, 7470845), (3070, 7086352), (3140, 6928376), (3224, 6747860), (3472, 6265870), (3640, 5976676), (3991, 5451040), (4030, 5398288), (4082, 5329520), (4298, 5061680), (4340, 5012696), (4396, 4948840), (4867, 4469920), (4912, 4428970), (4960, 4386109), (5024, 4330235), (5495, 3959072), (5642, 3855920), (6140, 3543176), (6280, 3464188), (6448, 3373930), (6944, 3132935), (7280, 2988338), (7982, 2725520), (8060, 2699144), (8164, 2664760), (8596, 2530840), (8680, 2506348), (8792, 2474420), (9517, 2285920), (9734, 2234960), (9824, 2214485), (10205, 2131808), (10745, 2024672), (10990, 1979536), (11284, 1927960), (12280, 1771588), (12560, 1732094), (12896, 1686965), (14105, 1542368), (14287, 1522720), (14560, 1494169), (15964, 1362760), (16120, 1349572), (16328, 1332380), (17192, 1265420), (17360, 1253174), (17584, 1237210), (19034, 1142960), (19468, 1117480), (19955, 1090208), (20410, 1065904), (21490, 1012336), (21980, 989768), (22568, 963980), (24335, 893984), (24560, 885794), (25120, 866047), (27937, 778720), (28210, 771184), (28574, 761360), (31928, 681380), (32240, 674786), (32656, 666190), (34069, 638560), (34384, 632710), (34720, 626587), (35168, 618605), (38068, 571480), (38936, 558740), (39910, 545104), (40820, 532952), (42980, 506168), (43960, 494884), (45136, 481990), (47585, 457184), (48199, 451360), (48670, 446992), (49120, 442897), (55874, 389360), (56420, 385592), (57148, 380680), (63271, 343840), (63856, 340690), (64480, 337393), (65312, 333095), (66619, 326560), (68138, 319280), (68768, 316355), (71435, 304544), (76136, 285740), (77872, 279370), (79820, 272552), (81640, 266476), (85960, 253084), (87920, 247442), (90272, 240995), (95170, 228592), (96398, 225680), (97340, 223496), (111748, 194680), (112840, 192796), (114296, 190340), (123721, 175840), (126542, 171920), (127712, 170345), (133238, 163280), (136276, 159640), (139685, 155744), (142870, 152272)]