21131973600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{937}}^1\times {\mathrm{9397}}^1$

素因数の和:10357

約数の個数: 144

約数和(自身を含む): 68865311088

約数和(自身を除く): 47733337488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 937, 1200, 1874, 2400, 2811, 3748, 4685, 5622, 7496, 9370, 9397, 11244, 14055, 14992, 18740, 18794, 22488, 23425, 28110, 28191, 29984, 37480, 37588, 44976, 46850, 46985, 56220, 56382, 70275, 74960, 75176, 89952, 93700, 93970, 112440, 112764, 140550, 140955, 149920, 150352, 187400, 187940, 224880, 225528, 234925, 281100, 281910, 300704, 374800, 375880, 449760, 451056, 469850, 562200, 563820, 704775, 749600, 751760, 902112, 939700, 1124400, 1127640, 1409550, 1503520, 1879400, 2248800, 2255280, 2819100, 3758800, 4510560, 5638200, 7517600, 8804989, 11276400, 17609978, 22552800, 26414967, 35219956, 44024945, 52829934, 70439912, 88049890, 105659868, 132074835, 140879824, 176099780, 211319736, 220124725, 264149670, 281759648, 352199560, 422639472, 440249450, 528299340, 660374175, 704399120, 845278944, 880498900, 1056598680, 1320748350, 1408798240, 1760997800, 2113197360, 2641496700, 3521995600, 4226394720, 5282993400, 7043991200, 10565986800, 21131973600]

約数ペア:

[(1, 21131973600), (2, 10565986800), (3, 7043991200), (4, 5282993400), (5, 4226394720), (6, 3521995600), (8, 2641496700), (10, 2113197360), (12, 1760997800), (15, 1408798240), (16, 1320748350), (20, 1056598680), (24, 880498900), (25, 845278944), (30, 704399120), (32, 660374175), (40, 528299340), (48, 440249450), (50, 422639472), (60, 352199560), (75, 281759648), (80, 264149670), (96, 220124725), (100, 211319736), (120, 176099780), (150, 140879824), (160, 132074835), (200, 105659868), (240, 88049890), (300, 70439912), (400, 52829934), (480, 44024945), (600, 35219956), (800, 26414967), (937, 22552800), (1200, 17609978), (1874, 11276400), (2400, 8804989), (2811, 7517600), (3748, 5638200), (4685, 4510560), (5622, 3758800), (7496, 2819100), (9370, 2255280), (9397, 2248800), (11244, 1879400), (14055, 1503520), (14992, 1409550), (18740, 1127640), (18794, 1124400), (22488, 939700), (23425, 902112), (28110, 751760), (28191, 749600), (29984, 704775), (37480, 563820), (37588, 562200), (44976, 469850), (46850, 451056), (46985, 449760), (56220, 375880), (56382, 374800), (70275, 300704), (74960, 281910), (75176, 281100), (89952, 234925), (93700, 225528), (93970, 224880), (112440, 187940), (112764, 187400), (140550, 150352), (140955, 149920)]