15542960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 38167200

約数和(自身を除く): 22624240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 89, 118, 148, 178, 185, 236, 295, 296, 356, 370, 445, 472, 590, 592, 712, 740, 890, 944, 1180, 1424, 1480, 1780, 2183, 2360, 2960, 3293, 3560, 4366, 4720, 5251, 6586, 7120, 8732, 10502, 10915, 13172, 16465, 17464, 21004, 21830, 26255, 26344, 32930, 34928, 42008, 43660, 52510, 52688, 65860, 84016, 87320, 105020, 131720, 174640, 194287, 210040, 263440, 388574, 420080, 777148, 971435, 1554296, 1942870, 3108592, 3885740, 7771480, 15542960]

約数ペア:

[(1, 15542960), (2, 7771480), (4, 3885740), (5, 3108592), (8, 1942870), (10, 1554296), (16, 971435), (20, 777148), (37, 420080), (40, 388574), (59, 263440), (74, 210040), (80, 194287), (89, 174640), (118, 131720), (148, 105020), (178, 87320), (185, 84016), (236, 65860), (295, 52688), (296, 52510), (356, 43660), (370, 42008), (445, 34928), (472, 32930), (590, 26344), (592, 26255), (712, 21830), (740, 21004), (890, 17464), (944, 16465), (1180, 13172), (1424, 10915), (1480, 10502), (1780, 8732), (2183, 7120), (2360, 6586), (2960, 5251), (3293, 4720), (3560, 4366)]