191643720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2539}}^1$

素因数の和:2607

約数の個数: 128

約数和(自身を含む): 625449600

約数和(自身を除く): 433805880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 408, 444, 510, 555, 629, 680, 740, 888, 1020, 1110, 1258, 1480, 1887, 2040, 2220, 2516, 2539, 3145, 3774, 4440, 5032, 5078, 6290, 7548, 7617, 9435, 10156, 12580, 12695, 15096, 15234, 18870, 20312, 25160, 25390, 30468, 37740, 38085, 43163, 50780, 60936, 75480, 76170, 86326, 93943, 101560, 129489, 152340, 172652, 187886, 215815, 258978, 281829, 304680, 345304, 375772, 431630, 469715, 517956, 563658, 647445, 751544, 863260, 939430, 1035912, 1127316, 1294890, 1409145, 1597031, 1726520, 1878860, 2254632, 2589780, 2818290, 3194062, 3757720, 4791093, 5179560, 5636580, 6388124, 7985155, 9582186, 11273160, 12776248, 15970310, 19164372, 23955465, 31940620, 38328744, 47910930, 63881240, 95821860, 191643720]

約数ペア:

[(1, 191643720), (2, 95821860), (3, 63881240), (4, 47910930), (5, 38328744), (6, 31940620), (8, 23955465), (10, 19164372), (12, 15970310), (15, 12776248), (17, 11273160), (20, 9582186), (24, 7985155), (30, 6388124), (34, 5636580), (37, 5179560), (40, 4791093), (51, 3757720), (60, 3194062), (68, 2818290), (74, 2589780), (85, 2254632), (102, 1878860), (111, 1726520), (120, 1597031), (136, 1409145), (148, 1294890), (170, 1127316), (185, 1035912), (204, 939430), (222, 863260), (255, 751544), (296, 647445), (340, 563658), (370, 517956), (408, 469715), (444, 431630), (510, 375772), (555, 345304), (629, 304680), (680, 281829), (740, 258978), (888, 215815), (1020, 187886), (1110, 172652), (1258, 152340), (1480, 129489), (1887, 101560), (2040, 93943), (2220, 86326), (2516, 76170), (2539, 75480), (3145, 60936), (3774, 50780), (4440, 43163), (5032, 38085), (5078, 37740), (6290, 30468), (7548, 25390), (7617, 25160), (9435, 20312), (10156, 18870), (12580, 15234), (12695, 15096)]