17997720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 59270400

約数和(自身を除く): 41272680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 83, 104, 120, 130, 139, 156, 166, 195, 249, 260, 278, 312, 332, 390, 415, 417, 498, 520, 556, 664, 695, 780, 830, 834, 996, 1079, 1112, 1245, 1390, 1560, 1660, 1668, 1807, 1992, 2085, 2158, 2490, 2780, 3237, 3320, 3336, 3614, 4170, 4316, 4980, 5395, 5421, 5560, 6474, 7228, 8340, 8632, 9035, 9960, 10790, 10842, 11537, 12948, 14456, 16185, 16680, 18070, 21580, 21684, 23074, 25896, 27105, 32370, 34611, 36140, 43160, 43368, 46148, 54210, 57685, 64740, 69222, 72280, 92296, 108420, 115370, 129480, 138444, 149981, 173055, 216840, 230740, 276888, 299962, 346110, 449943, 461480, 599924, 692220, 749905, 899886, 1199848, 1384440, 1499810, 1799772, 2249715, 2999620, 3599544, 4499430, 5999240, 8998860, 17997720]

約数ペア:

[(1, 17997720), (2, 8998860), (3, 5999240), (4, 4499430), (5, 3599544), (6, 2999620), (8, 2249715), (10, 1799772), (12, 1499810), (13, 1384440), (15, 1199848), (20, 899886), (24, 749905), (26, 692220), (30, 599924), (39, 461480), (40, 449943), (52, 346110), (60, 299962), (65, 276888), (78, 230740), (83, 216840), (104, 173055), (120, 149981), (130, 138444), (139, 129480), (156, 115370), (166, 108420), (195, 92296), (249, 72280), (260, 69222), (278, 64740), (312, 57685), (332, 54210), (390, 46148), (415, 43368), (417, 43160), (498, 36140), (520, 34611), (556, 32370), (664, 27105), (695, 25896), (780, 23074), (830, 21684), (834, 21580), (996, 18070), (1079, 16680), (1112, 16185), (1245, 14456), (1390, 12948), (1560, 11537), (1660, 10842), (1668, 10790), (1807, 9960), (1992, 9035), (2085, 8632), (2158, 8340), (2490, 7228), (2780, 6474), (3237, 5560), (3320, 5421), (3336, 5395), (3614, 4980), (4170, 4316)]