21523680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14947}}^1$

素因数の和:14968

約数の個数: 72

約数和(自身を含む): 73454472

約数和(自身を除く): 51930792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14947, 29894, 44841, 59788, 74735, 89682, 119576, 134523, 149470, 179364, 224205, 239152, 269046, 298940, 358728, 448410, 478304, 538092, 597880, 672615, 717456, 896820, 1076184, 1195760, 1345230, 1434912, 1793640, 2152368, 2391520, 2690460, 3587280, 4304736, 5380920, 7174560, 10761840, 21523680]

約数ペア:

[(1, 21523680), (2, 10761840), (3, 7174560), (4, 5380920), (5, 4304736), (6, 3587280), (8, 2690460), (9, 2391520), (10, 2152368), (12, 1793640), (15, 1434912), (16, 1345230), (18, 1195760), (20, 1076184), (24, 896820), (30, 717456), (32, 672615), (36, 597880), (40, 538092), (45, 478304), (48, 448410), (60, 358728), (72, 298940), (80, 269046), (90, 239152), (96, 224205), (120, 179364), (144, 149470), (160, 134523), (180, 119576), (240, 89682), (288, 74735), (360, 59788), (480, 44841), (720, 29894), (1440, 14947)]