215292960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:815

約数の個数: 144

約数和(自身を含む): 738593856

約数和(自身を除く): 523300896

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, 307, 360, 480, 487, 614, 720, 921, 974, 1228, 1440, 1461, 1535, 1842, 1948, 2435, 2456, 2763, 2922, 3070, 3684, 3896, 4383, 4605, 4870, 4912, 5526, 5844, 6140, 7305, 7368, 7792, 8766, 9210, 9740, 9824, 11052, 11688, 12280, 13815, 14610, 14736, 15584, 17532, 18420, 19480, 21915, 22104, 23376, 24560, 27630, 29220, 29472, 35064, 36840, 38960, 43830, 44208, 46752, 49120, 55260, 58440, 70128, 73680, 77920, 87660, 88416, 110520, 116880, 140256, 147360, 149509, 175320, 221040, 233760, 299018, 350640, 442080, 448527, 598036, 701280, 747545, 897054, 1196072, 1345581, 1495090, 1794108, 2242635, 2392144, 2691162, 2990180, 3588216, 4485270, 4784288, 5382324, 5980360, 6727905, 7176432, 8970540, 10764648, 11960720, 13455810, 14352864, 17941080, 21529296, 23921440, 26911620, 35882160, 43058592, 53823240, 71764320, 107646480, 215292960]

約数ペア:

[(1, 215292960), (2, 107646480), (3, 71764320), (4, 53823240), (5, 43058592), (6, 35882160), (8, 26911620), (9, 23921440), (10, 21529296), (12, 17941080), (15, 14352864), (16, 13455810), (18, 11960720), (20, 10764648), (24, 8970540), (30, 7176432), (32, 6727905), (36, 5980360), (40, 5382324), (45, 4784288), (48, 4485270), (60, 3588216), (72, 2990180), (80, 2691162), (90, 2392144), (96, 2242635), (120, 1794108), (144, 1495090), (160, 1345581), (180, 1196072), (240, 897054), (288, 747545), (307, 701280), (360, 598036), (480, 448527), (487, 442080), (614, 350640), (720, 299018), (921, 233760), (974, 221040), (1228, 175320), (1440, 149509), (1461, 147360), (1535, 140256), (1842, 116880), (1948, 110520), (2435, 88416), (2456, 87660), (2763, 77920), (2922, 73680), (3070, 70128), (3684, 58440), (3896, 55260), (4383, 49120), (4605, 46752), (4870, 44208), (4912, 43830), (5526, 38960), (5844, 36840), (6140, 35064), (7305, 29472), (7368, 29220), (7792, 27630), (8766, 24560), (9210, 23376), (9740, 22104), (9824, 21915), (11052, 19480), (11688, 18420), (12280, 17532), (13815, 15584), (14610, 14736)]