140897640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:707

約数の個数: 128

約数和(自身を含む): 458640000

約数和(自身を除く): 317742360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 181, 195, 260, 312, 362, 390, 499, 520, 543, 724, 780, 905, 998, 1086, 1448, 1497, 1560, 1810, 1996, 2172, 2353, 2495, 2715, 2994, 3620, 3992, 4344, 4706, 4990, 5430, 5988, 6487, 7059, 7240, 7485, 9412, 9980, 10860, 11765, 11976, 12974, 14118, 14970, 18824, 19461, 19960, 21720, 23530, 25948, 28236, 29940, 32435, 35295, 38922, 47060, 51896, 56472, 59880, 64870, 70590, 77844, 90319, 94120, 97305, 129740, 141180, 155688, 180638, 194610, 259480, 270957, 282360, 361276, 389220, 451595, 541914, 722552, 778440, 903190, 1083828, 1174147, 1354785, 1806380, 2167656, 2348294, 2709570, 3522441, 3612760, 4696588, 5419140, 5870735, 7044882, 9393176, 10838280, 11741470, 14089764, 17612205, 23482940, 28179528, 35224410, 46965880, 70448820, 140897640]

約数ペア:

[(1, 140897640), (2, 70448820), (3, 46965880), (4, 35224410), (5, 28179528), (6, 23482940), (8, 17612205), (10, 14089764), (12, 11741470), (13, 10838280), (15, 9393176), (20, 7044882), (24, 5870735), (26, 5419140), (30, 4696588), (39, 3612760), (40, 3522441), (52, 2709570), (60, 2348294), (65, 2167656), (78, 1806380), (104, 1354785), (120, 1174147), (130, 1083828), (156, 903190), (181, 778440), (195, 722552), (260, 541914), (312, 451595), (362, 389220), (390, 361276), (499, 282360), (520, 270957), (543, 259480), (724, 194610), (780, 180638), (905, 155688), (998, 141180), (1086, 129740), (1448, 97305), (1497, 94120), (1560, 90319), (1810, 77844), (1996, 70590), (2172, 64870), (2353, 59880), (2495, 56472), (2715, 51896), (2994, 47060), (3620, 38922), (3992, 35295), (4344, 32435), (4706, 29940), (4990, 28236), (5430, 25948), (5988, 23530), (6487, 21720), (7059, 19960), (7240, 19461), (7485, 18824), (9412, 14970), (9980, 14118), (10860, 12974), (11765, 11976)]