20377269640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:481

約数の個数: 384

約数和(自身を含む): 61075503360

約数和(自身を除く): 40698233720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 73, 85, 91, 104, 119, 130, 136, 140, 146, 169, 170, 182, 221, 238, 260, 280, 292, 338, 340, 347, 364, 365, 442, 455, 476, 511, 520, 584, 595, 676, 680, 694, 728, 730, 845, 884, 910, 949, 952, 1022, 1105, 1183, 1190, 1241, 1352, 1388, 1460, 1547, 1690, 1735, 1768, 1820, 1898, 2044, 2210, 2366, 2380, 2429, 2482, 2555, 2776, 2873, 2920, 3094, 3380, 3470, 3640, 3796, 4088, 4420, 4511, 4732, 4745, 4760, 4858, 4964, 5110, 5746, 5899, 5915, 6188, 6205, 6643, 6760, 6940, 7592, 7735, 8687, 8840, 9022, 9464, 9490, 9716, 9928, 10220, 11492, 11798, 11830, 12145, 12337, 12376, 12410, 13286, 13880, 14365, 15470, 16133, 17374, 18044, 18980, 19432, 20111, 20440, 22555, 22984, 23596, 23660, 24290, 24674, 24820, 25331, 26572, 28730, 29495, 30940, 31577, 32266, 33215, 34748, 36088, 37960, 40222, 41293, 43435, 45110, 47192, 47320, 48580, 49348, 49640, 50662, 53144, 57460, 58643, 58990, 61685, 61880, 63154, 64532, 66430, 69496, 76687, 80444, 80665, 82586, 86359, 86870, 90220, 97160, 98696, 100555, 101324, 112931, 114920, 117286, 117980, 123370, 126308, 126655, 129064, 132860, 153374, 157885, 160888, 161330, 165172, 172718, 173740, 177317, 180440, 201110, 202648, 206465, 209729, 225862, 234572, 235960, 246740, 252616, 253310, 265720, 293215, 306748, 315770, 322660, 329303, 330344, 345436, 347480, 354634, 383435, 402220, 410501, 412930, 419458, 430627, 431795, 451724, 469144, 493480, 506620, 536809, 564655, 586430, 613496, 631540, 645320, 658606, 690872, 709268, 766870, 804440, 821002, 825860, 838916, 861254, 863590, 886585, 903448, 996931, 1013240, 1048645, 1073618, 1129310, 1172860, 1263080, 1317212, 1418536, 1468103, 1533740, 1642004, 1646515, 1651720, 1677832, 1722508, 1727180, 1773170, 1993862, 2052505, 2097290, 2147236, 2153135, 2258620, 2305121, 2345720, 2634424, 2684045, 2936206, 3014389, 3067480, 3284008, 3293030, 3445016, 3454360, 3546340, 3987724, 4105010, 4194580, 4280939, 4294472, 4306270, 4517240, 4610242, 4984655, 5368090, 5598151, 5872412, 6028778, 6586060, 6978517, 7092680, 7340515, 7975448, 8210020, 8389160, 8561878, 8612540, 9220484, 9969310, 10736180, 11196302, 11525605, 11744824, 12057556, 13172120, 13957034, 14681030, 15071945, 16420040, 17123756, 17225080, 18440968, 19938620, 21404695, 21472360, 22392604, 23051210, 24115112, 27914068, 27990755, 29362060, 29966573, 30143890, 34247512, 34892585, 39187057, 39877240, 42809390, 44785208, 46102420, 55828136, 55981510, 58724120, 59933146, 60287780, 69785170, 72775963, 78374114, 85618780, 92204840, 111963020, 119866292, 120575560, 139570340, 145551926, 149832865, 156748228, 171237560, 195935285, 223926040, 239732584, 279140680, 291103852, 299665730, 313496456, 363879815, 391870570, 509431741, 582207704, 599331460, 727759630, 783741140, 1018863482, 1198662920, 1455519260, 1567482280, 2037726964, 2547158705, 2911038520, 4075453928, 5094317410, 10188634820, 20377269640]

約数ペア:

[(1, 20377269640), (2, 10188634820), (4, 5094317410), (5, 4075453928), (7, 2911038520), (8, 2547158705), (10, 2037726964), (13, 1567482280), (14, 1455519260), (17, 1198662920), (20, 1018863482), (26, 783741140), (28, 727759630), (34, 599331460), (35, 582207704), (40, 509431741), (52, 391870570), (56, 363879815), (65, 313496456), (68, 299665730), (70, 291103852), (73, 279140680), (85, 239732584), (91, 223926040), (104, 195935285), (119, 171237560), (130, 156748228), (136, 149832865), (140, 145551926), (146, 139570340), (169, 120575560), (170, 119866292), (182, 111963020), (221, 92204840), (238, 85618780), (260, 78374114), (280, 72775963), (292, 69785170), (338, 60287780), (340, 59933146), (347, 58724120), (364, 55981510), (365, 55828136), (442, 46102420), (455, 44785208), (476, 42809390), (511, 39877240), (520, 39187057), (584, 34892585), (595, 34247512), (676, 30143890), (680, 29966573), (694, 29362060), (728, 27990755), (730, 27914068), (845, 24115112), (884, 23051210), (910, 22392604), (949, 21472360), (952, 21404695), (1022, 19938620), (1105, 18440968), (1183, 17225080), (1190, 17123756), (1241, 16420040), (1352, 15071945), (1388, 14681030), (1460, 13957034), (1547, 13172120), (1690, 12057556), (1735, 11744824), (1768, 11525605), (1820, 11196302), (1898, 10736180), (2044, 9969310), (2210, 9220484), (2366, 8612540), (2380, 8561878), (2429, 8389160), (2482, 8210020), (2555, 7975448), (2776, 7340515), (2873, 7092680), (2920, 6978517), (3094, 6586060), (3380, 6028778), (3470, 5872412), (3640, 5598151), (3796, 5368090), (4088, 4984655), (4420, 4610242), (4511, 4517240), (4732, 4306270), (4745, 4294472), (4760, 4280939), (4858, 4194580), (4964, 4105010), (5110, 3987724), (5746, 3546340), (5899, 3454360), (5915, 3445016), (6188, 3293030), (6205, 3284008), (6643, 3067480), (6760, 3014389), (6940, 2936206), (7592, 2684045), (7735, 2634424), (8687, 2345720), (8840, 2305121), (9022, 2258620), (9464, 2153135), (9490, 2147236), (9716, 2097290), (9928, 2052505), (10220, 1993862), (11492, 1773170), (11798, 1727180), (11830, 1722508), (12145, 1677832), (12337, 1651720), (12376, 1646515), (12410, 1642004), (13286, 1533740), (13880, 1468103), (14365, 1418536), (15470, 1317212), (16133, 1263080), (17374, 1172860), (18044, 1129310), (18980, 1073618), (19432, 1048645), (20111, 1013240), (20440, 996931), (22555, 903448), (22984, 886585), (23596, 863590), (23660, 861254), (24290, 838916), (24674, 825860), (24820, 821002), (25331, 804440), (26572, 766870), (28730, 709268), (29495, 690872), (30940, 658606), (31577, 645320), (32266, 631540), (33215, 613496), (34748, 586430), (36088, 564655), (37960, 536809), (40222, 506620), (41293, 493480), (43435, 469144), (45110, 451724), (47192, 431795), (47320, 430627), (48580, 419458), (49348, 412930), (49640, 410501), (50662, 402220), (53144, 383435), (57460, 354634), (58643, 347480), (58990, 345436), (61685, 330344), (61880, 329303), (63154, 322660), (64532, 315770), (66430, 306748), (69496, 293215), (76687, 265720), (80444, 253310), (80665, 252616), (82586, 246740), (86359, 235960), (86870, 234572), (90220, 225862), (97160, 209729), (98696, 206465), (100555, 202648), (101324, 201110), (112931, 180440), (114920, 177317), (117286, 173740), (117980, 172718), (123370, 165172), (126308, 161330), (126655, 160888), (129064, 157885), (132860, 153374)]