28672800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:955

約数の個数: 144

約数和(自身を含む): 100618560

約数和(自身を除く): 71945760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 919, 975, 1040, 1200, 1248, 1300, 1560, 1838, 1950, 2080, 2400, 2600, 2757, 3120, 3676, 3900, 4595, 5200, 5514, 6240, 7352, 7800, 9190, 10400, 11028, 11947, 13785, 14704, 15600, 18380, 22056, 22975, 23894, 27570, 29408, 31200, 35841, 36760, 44112, 45950, 47788, 55140, 59735, 68925, 71682, 73520, 88224, 91900, 95576, 110280, 119470, 137850, 143364, 147040, 179205, 183800, 191152, 220560, 238940, 275700, 286728, 298675, 358410, 367600, 382304, 441120, 477880, 551400, 573456, 597350, 716820, 735200, 896025, 955760, 1102800, 1146912, 1194700, 1433640, 1792050, 1911520, 2205600, 2389400, 2867280, 3584100, 4778800, 5734560, 7168200, 9557600, 14336400, 28672800]

約数ペア:

[(1, 28672800), (2, 14336400), (3, 9557600), (4, 7168200), (5, 5734560), (6, 4778800), (8, 3584100), (10, 2867280), (12, 2389400), (13, 2205600), (15, 1911520), (16, 1792050), (20, 1433640), (24, 1194700), (25, 1146912), (26, 1102800), (30, 955760), (32, 896025), (39, 735200), (40, 716820), (48, 597350), (50, 573456), (52, 551400), (60, 477880), (65, 441120), (75, 382304), (78, 367600), (80, 358410), (96, 298675), (100, 286728), (104, 275700), (120, 238940), (130, 220560), (150, 191152), (156, 183800), (160, 179205), (195, 147040), (200, 143364), (208, 137850), (240, 119470), (260, 110280), (300, 95576), (312, 91900), (325, 88224), (390, 73520), (400, 71682), (416, 68925), (480, 59735), (520, 55140), (600, 47788), (624, 45950), (650, 44112), (780, 36760), (800, 35841), (919, 31200), (975, 29408), (1040, 27570), (1200, 23894), (1248, 22975), (1300, 22056), (1560, 18380), (1838, 15600), (1950, 14704), (2080, 13785), (2400, 11947), (2600, 11028), (2757, 10400), (3120, 9190), (3676, 7800), (3900, 7352), (4595, 6240), (5200, 5514)]