21504600

素因数分解:

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

素因数の和:954

約数の個数: 144

約数和(自身を含む): 77859600

約数和(自身を除く): 56355000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 900, 919, 936, 975, 1170, 1300, 1560, 1800, 1838, 1950, 2340, 2600, 2757, 2925, 3676, 3900, 4595, 4680, 5514, 5850, 7352, 7800, 8271, 9190, 11028, 11700, 11947, 13785, 16542, 18380, 22056, 22975, 23400, 23894, 27570, 33084, 35841, 36760, 41355, 45950, 47788, 55140, 59735, 66168, 68925, 71682, 82710, 91900, 95576, 107523, 110280, 119470, 137850, 143364, 165420, 179205, 183800, 206775, 215046, 238940, 275700, 286728, 298675, 330840, 358410, 413550, 430092, 477880, 537615, 551400, 597350, 716820, 827100, 860184, 896025, 1075230, 1194700, 1433640, 1654200, 1792050, 2150460, 2389400, 2688075, 3584100, 4300920, 5376150, 7168200, 10752300, 21504600]

約数ペア:

[(1, 21504600), (2, 10752300), (3, 7168200), (4, 5376150), (5, 4300920), (6, 3584100), (8, 2688075), (9, 2389400), (10, 2150460), (12, 1792050), (13, 1654200), (15, 1433640), (18, 1194700), (20, 1075230), (24, 896025), (25, 860184), (26, 827100), (30, 716820), (36, 597350), (39, 551400), (40, 537615), (45, 477880), (50, 430092), (52, 413550), (60, 358410), (65, 330840), (72, 298675), (75, 286728), (78, 275700), (90, 238940), (100, 215046), (104, 206775), (117, 183800), (120, 179205), (130, 165420), (150, 143364), (156, 137850), (180, 119470), (195, 110280), (200, 107523), (225, 95576), (234, 91900), (260, 82710), (300, 71682), (312, 68925), (325, 66168), (360, 59735), (390, 55140), (450, 47788), (468, 45950), (520, 41355), (585, 36760), (600, 35841), (650, 33084), (780, 27570), (900, 23894), (919, 23400), (936, 22975), (975, 22056), (1170, 18380), (1300, 16542), (1560, 13785), (1800, 11947), (1838, 11700), (1950, 11028), (2340, 9190), (2600, 8271), (2757, 7800), (2925, 7352), (3676, 5850), (3900, 5514), (4595, 4680)]