60981900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 204986880

約数和(自身を除く): 144004980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 409, 420, 426, 497, 525, 700, 710, 818, 852, 994, 1050, 1065, 1227, 1420, 1491, 1636, 1775, 1988, 2045, 2100, 2130, 2454, 2485, 2863, 2982, 3550, 4090, 4260, 4908, 4970, 5325, 5726, 5964, 6135, 7100, 7455, 8180, 8589, 9940, 10225, 10650, 11452, 12270, 12425, 14315, 14910, 17178, 20450, 21300, 24540, 24850, 28630, 29039, 29820, 30675, 34356, 37275, 40900, 42945, 49700, 57260, 58078, 61350, 71575, 74550, 85890, 87117, 116156, 122700, 143150, 145195, 149100, 171780, 174234, 203273, 214725, 286300, 290390, 348468, 406546, 429450, 435585, 580780, 609819, 725975, 813092, 858900, 871170, 1016365, 1219638, 1451950, 1742340, 2032730, 2177925, 2439276, 2903900, 3049095, 4065460, 4355850, 5081825, 6098190, 8711700, 10163650, 12196380, 15245475, 20327300, 30490950, 60981900]

約数ペア:

[(1, 60981900), (2, 30490950), (3, 20327300), (4, 15245475), (5, 12196380), (6, 10163650), (7, 8711700), (10, 6098190), (12, 5081825), (14, 4355850), (15, 4065460), (20, 3049095), (21, 2903900), (25, 2439276), (28, 2177925), (30, 2032730), (35, 1742340), (42, 1451950), (50, 1219638), (60, 1016365), (70, 871170), (71, 858900), (75, 813092), (84, 725975), (100, 609819), (105, 580780), (140, 435585), (142, 429450), (150, 406546), (175, 348468), (210, 290390), (213, 286300), (284, 214725), (300, 203273), (350, 174234), (355, 171780), (409, 149100), (420, 145195), (426, 143150), (497, 122700), (525, 116156), (700, 87117), (710, 85890), (818, 74550), (852, 71575), (994, 61350), (1050, 58078), (1065, 57260), (1227, 49700), (1420, 42945), (1491, 40900), (1636, 37275), (1775, 34356), (1988, 30675), (2045, 29820), (2100, 29039), (2130, 28630), (2454, 24850), (2485, 24540), (2863, 21300), (2982, 20450), (3550, 17178), (4090, 14910), (4260, 14315), (4908, 12425), (4970, 12270), (5325, 11452), (5726, 10650), (5964, 10225), (6135, 9940), (7100, 8589), (7455, 8180)]