68986680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4831}}^1$

素因数の和:4869

約数の個数: 128

約数和(自身を含む): 250490880

約数和(自身を除く): 181504200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 4831, 7140, 9662, 14280, 14493, 19324, 24155, 28986, 33817, 38648, 48310, 57972, 67634, 72465, 82127, 96620, 101451, 115944, 135268, 144930, 164254, 169085, 193240, 202902, 246381, 270536, 289860, 328508, 338170, 405804, 410635, 492762, 507255, 574889, 579720, 657016, 676340, 811608, 821270, 985524, 1014510, 1149778, 1231905, 1352680, 1642540, 1724667, 1971048, 2029020, 2299556, 2463810, 2874445, 3285080, 3449334, 4058040, 4599112, 4927620, 5748890, 6898668, 8623335, 9855240, 11497780, 13797336, 17246670, 22995560, 34493340, 68986680]

約数ペア:

[(1, 68986680), (2, 34493340), (3, 22995560), (4, 17246670), (5, 13797336), (6, 11497780), (7, 9855240), (8, 8623335), (10, 6898668), (12, 5748890), (14, 4927620), (15, 4599112), (17, 4058040), (20, 3449334), (21, 3285080), (24, 2874445), (28, 2463810), (30, 2299556), (34, 2029020), (35, 1971048), (40, 1724667), (42, 1642540), (51, 1352680), (56, 1231905), (60, 1149778), (68, 1014510), (70, 985524), (84, 821270), (85, 811608), (102, 676340), (105, 657016), (119, 579720), (120, 574889), (136, 507255), (140, 492762), (168, 410635), (170, 405804), (204, 338170), (210, 328508), (238, 289860), (255, 270536), (280, 246381), (340, 202902), (357, 193240), (408, 169085), (420, 164254), (476, 144930), (510, 135268), (595, 115944), (680, 101451), (714, 96620), (840, 82127), (952, 72465), (1020, 67634), (1190, 57972), (1428, 48310), (1785, 38648), (2040, 33817), (2380, 28986), (2856, 24155), (3570, 19324), (4760, 14493), (4831, 14280), (7140, 9662)]