211080720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1579}}^1$

素因数の和:2152

約数の個数: 80

約数和(自身を含む): 655940160

約数和(自身を除く): 444859440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 1114, 1579, 1671, 2228, 2785, 3158, 3342, 4456, 4737, 5570, 6316, 6684, 7895, 8355, 8912, 9474, 11140, 12632, 13368, 15790, 16710, 18948, 22280, 23685, 25264, 26736, 31580, 33420, 37896, 44560, 47370, 63160, 66840, 75792, 94740, 126320, 133680, 189480, 378960, 879503, 1759006, 2638509, 3518012, 4397515, 5277018, 7036024, 8795030, 10554036, 13192545, 14072048, 17590060, 21108072, 26385090, 35180120, 42216144, 52770180, 70360240, 105540360, 211080720]

約数ペア:

[(1, 211080720), (2, 105540360), (3, 70360240), (4, 52770180), (5, 42216144), (6, 35180120), (8, 26385090), (10, 21108072), (12, 17590060), (15, 14072048), (16, 13192545), (20, 10554036), (24, 8795030), (30, 7036024), (40, 5277018), (48, 4397515), (60, 3518012), (80, 2638509), (120, 1759006), (240, 879503), (557, 378960), (1114, 189480), (1579, 133680), (1671, 126320), (2228, 94740), (2785, 75792), (3158, 66840), (3342, 63160), (4456, 47370), (4737, 44560), (5570, 37896), (6316, 33420), (6684, 31580), (7895, 26736), (8355, 25264), (8912, 23685), (9474, 22280), (11140, 18948), (12632, 16710), (13368, 15790)]