27555990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 84049920

約数和(自身を除く): 56493930

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 79, 105, 110, 151, 154, 158, 165, 210, 231, 237, 302, 330, 385, 395, 453, 462, 474, 553, 755, 770, 790, 869, 906, 1057, 1106, 1155, 1185, 1510, 1659, 1661, 1738, 2114, 2265, 2310, 2370, 2607, 2765, 3171, 3318, 3322, 4345, 4530, 4983, 5214, 5285, 5530, 6083, 6342, 8295, 8305, 8690, 9966, 10570, 11627, 11929, 12166, 13035, 15855, 16590, 16610, 18249, 23254, 23858, 24915, 26070, 30415, 31710, 34881, 35787, 36498, 49830, 58135, 59645, 60830, 69762, 71574, 83503, 91245, 116270, 119290, 131219, 167006, 174405, 178935, 182490, 250509, 262438, 348810, 357870, 393657, 417515, 501018, 656095, 787314, 835030, 918533, 1252545, 1312190, 1837066, 1968285, 2505090, 2755599, 3936570, 4592665, 5511198, 9185330, 13777995, 27555990]

約数ペア:

[(1, 27555990), (2, 13777995), (3, 9185330), (5, 5511198), (6, 4592665), (7, 3936570), (10, 2755599), (11, 2505090), (14, 1968285), (15, 1837066), (21, 1312190), (22, 1252545), (30, 918533), (33, 835030), (35, 787314), (42, 656095), (55, 501018), (66, 417515), (70, 393657), (77, 357870), (79, 348810), (105, 262438), (110, 250509), (151, 182490), (154, 178935), (158, 174405), (165, 167006), (210, 131219), (231, 119290), (237, 116270), (302, 91245), (330, 83503), (385, 71574), (395, 69762), (453, 60830), (462, 59645), (474, 58135), (553, 49830), (755, 36498), (770, 35787), (790, 34881), (869, 31710), (906, 30415), (1057, 26070), (1106, 24915), (1155, 23858), (1185, 23254), (1510, 18249), (1659, 16610), (1661, 16590), (1738, 15855), (2114, 13035), (2265, 12166), (2310, 11929), (2370, 11627), (2607, 10570), (2765, 9966), (3171, 8690), (3318, 8305), (3322, 8295), (4345, 6342), (4530, 6083), (4983, 5530), (5214, 5285)]