74718990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 210124800

約数和(自身を除く): 135405810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 79, 90, 93, 113, 135, 155, 158, 186, 226, 237, 270, 279, 310, 339, 395, 465, 474, 558, 565, 678, 711, 790, 837, 930, 1017, 1130, 1185, 1395, 1422, 1674, 1695, 2034, 2133, 2370, 2449, 2790, 3051, 3390, 3503, 3555, 4185, 4266, 4898, 5085, 6102, 7006, 7110, 7347, 8370, 8927, 10170, 10509, 10665, 12245, 14694, 15255, 17515, 17854, 21018, 21330, 22041, 24490, 26781, 30510, 31527, 35030, 36735, 44082, 44635, 52545, 53562, 63054, 66123, 73470, 80343, 89270, 94581, 105090, 110205, 132246, 133905, 157635, 160686, 189162, 220410, 241029, 267810, 276737, 315270, 330615, 401715, 472905, 482058, 553474, 661230, 803430, 830211, 945810, 1205145, 1383685, 1660422, 2410290, 2490633, 2767370, 4151055, 4981266, 7471899, 8302110, 12453165, 14943798, 24906330, 37359495, 74718990]

約数ペア:

[(1, 74718990), (2, 37359495), (3, 24906330), (5, 14943798), (6, 12453165), (9, 8302110), (10, 7471899), (15, 4981266), (18, 4151055), (27, 2767370), (30, 2490633), (31, 2410290), (45, 1660422), (54, 1383685), (62, 1205145), (79, 945810), (90, 830211), (93, 803430), (113, 661230), (135, 553474), (155, 482058), (158, 472905), (186, 401715), (226, 330615), (237, 315270), (270, 276737), (279, 267810), (310, 241029), (339, 220410), (395, 189162), (465, 160686), (474, 157635), (558, 133905), (565, 132246), (678, 110205), (711, 105090), (790, 94581), (837, 89270), (930, 80343), (1017, 73470), (1130, 66123), (1185, 63054), (1395, 53562), (1422, 52545), (1674, 44635), (1695, 44082), (2034, 36735), (2133, 35030), (2370, 31527), (2449, 30510), (2790, 26781), (3051, 24490), (3390, 22041), (3503, 21330), (3555, 21018), (4185, 17854), (4266, 17515), (4898, 15255), (5085, 14694), (6102, 12245), (7006, 10665), (7110, 10509), (7347, 10170), (8370, 8927)]