61449080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 175426560

約数和(自身を除く): 113977480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 281, 284, 308, 355, 385, 440, 497, 562, 568, 616, 710, 770, 781, 994, 1124, 1405, 1420, 1540, 1562, 1967, 1988, 2248, 2485, 2810, 2840, 3080, 3091, 3124, 3905, 3934, 3976, 4970, 5467, 5620, 6182, 6248, 7810, 7868, 9835, 9940, 10934, 11240, 12364, 15455, 15620, 15736, 19670, 19880, 19951, 21637, 21868, 24728, 27335, 30910, 31240, 39340, 39902, 43274, 43736, 54670, 61820, 78680, 79804, 86548, 99755, 108185, 109340, 123640, 139657, 159608, 173096, 199510, 216370, 218680, 219461, 279314, 399020, 432740, 438922, 558628, 698285, 798040, 865480, 877844, 1097305, 1117256, 1396570, 1536227, 1755688, 2194610, 2793140, 3072454, 4389220, 5586280, 6144908, 7681135, 8778440, 12289816, 15362270, 30724540, 61449080]

約数ペア:

[(1, 61449080), (2, 30724540), (4, 15362270), (5, 12289816), (7, 8778440), (8, 7681135), (10, 6144908), (11, 5586280), (14, 4389220), (20, 3072454), (22, 2793140), (28, 2194610), (35, 1755688), (40, 1536227), (44, 1396570), (55, 1117256), (56, 1097305), (70, 877844), (71, 865480), (77, 798040), (88, 698285), (110, 558628), (140, 438922), (142, 432740), (154, 399020), (220, 279314), (280, 219461), (281, 218680), (284, 216370), (308, 199510), (355, 173096), (385, 159608), (440, 139657), (497, 123640), (562, 109340), (568, 108185), (616, 99755), (710, 86548), (770, 79804), (781, 78680), (994, 61820), (1124, 54670), (1405, 43736), (1420, 43274), (1540, 39902), (1562, 39340), (1967, 31240), (1988, 30910), (2248, 27335), (2485, 24728), (2810, 21868), (2840, 21637), (3080, 19951), (3091, 19880), (3124, 19670), (3905, 15736), (3934, 15620), (3976, 15455), (4970, 12364), (5467, 11240), (5620, 10934), (6182, 9940), (6248, 9835), (7810, 7868)]