201234840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:777

約数の個数: 128

約数和(自身を含む): 629164800

約数和(自身を除く): 427929960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 59, 60, 86, 118, 120, 129, 172, 177, 215, 236, 258, 295, 344, 354, 430, 472, 516, 590, 645, 661, 708, 860, 885, 1032, 1180, 1290, 1322, 1416, 1720, 1770, 1983, 2360, 2537, 2580, 2644, 3305, 3540, 3966, 5074, 5160, 5288, 6610, 7080, 7611, 7932, 9915, 10148, 12685, 13220, 15222, 15864, 19830, 20296, 25370, 26440, 28423, 30444, 38055, 38999, 39660, 50740, 56846, 60888, 76110, 77998, 79320, 85269, 101480, 113692, 116997, 142115, 152220, 155996, 170538, 194995, 227384, 233994, 284230, 304440, 311992, 341076, 389990, 426345, 467988, 568460, 584985, 682152, 779980, 852690, 935976, 1136920, 1169970, 1559960, 1676957, 1705380, 2339940, 3353914, 3410760, 4679880, 5030871, 6707828, 8384785, 10061742, 13415656, 16769570, 20123484, 25154355, 33539140, 40246968, 50308710, 67078280, 100617420, 201234840]

約数ペア:

[(1, 201234840), (2, 100617420), (3, 67078280), (4, 50308710), (5, 40246968), (6, 33539140), (8, 25154355), (10, 20123484), (12, 16769570), (15, 13415656), (20, 10061742), (24, 8384785), (30, 6707828), (40, 5030871), (43, 4679880), (59, 3410760), (60, 3353914), (86, 2339940), (118, 1705380), (120, 1676957), (129, 1559960), (172, 1169970), (177, 1136920), (215, 935976), (236, 852690), (258, 779980), (295, 682152), (344, 584985), (354, 568460), (430, 467988), (472, 426345), (516, 389990), (590, 341076), (645, 311992), (661, 304440), (708, 284230), (860, 233994), (885, 227384), (1032, 194995), (1180, 170538), (1290, 155996), (1322, 152220), (1416, 142115), (1720, 116997), (1770, 113692), (1983, 101480), (2360, 85269), (2537, 79320), (2580, 77998), (2644, 76110), (3305, 60888), (3540, 56846), (3966, 50740), (5074, 39660), (5160, 38999), (5288, 38055), (6610, 30444), (7080, 28423), (7611, 26440), (7932, 25370), (9915, 20296), (10148, 19830), (12685, 15864), (13220, 15222)]