1221370023680

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25789063}}^1$

素因数の和:25789121

約数の個数: 72

約数和(自身を含む): 3004632268512

約数和(自身を除く): 1783262244832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 640, 740, 1184, 1280, 1480, 2368, 2960, 4736, 5920, 9472, 11840, 23680, 47360, 25789063, 51578126, 103156252, 128945315, 206312504, 257890630, 412625008, 515781260, 825250016, 954195331, 1031562520, 1650500032, 1908390662, 2063125040, 3301000064, 3816781324, 4126250080, 4770976655, 6602000128, 7633562648, 8252500160, 9541953310, 15267125296, 16505000320, 19083906620, 30534250592, 33010000640, 38167813240, 61068501184, 76335626480, 122137002368, 152671252960, 244274004736, 305342505920, 610685011840, 1221370023680]

約数ペア:

[(1, 1221370023680), (2, 610685011840), (4, 305342505920), (5, 244274004736), (8, 152671252960), (10, 122137002368), (16, 76335626480), (20, 61068501184), (32, 38167813240), (37, 33010000640), (40, 30534250592), (64, 19083906620), (74, 16505000320), (80, 15267125296), (128, 9541953310), (148, 8252500160), (160, 7633562648), (185, 6602000128), (256, 4770976655), (296, 4126250080), (320, 3816781324), (370, 3301000064), (592, 2063125040), (640, 1908390662), (740, 1650500032), (1184, 1031562520), (1280, 954195331), (1480, 825250016), (2368, 515781260), (2960, 412625008), (4736, 257890630), (5920, 206312504), (9472, 128945315), (11840, 103156252), (23680, 51578126), (47360, 25789063)]