642214170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:962

約数の個数: 160

約数和(自身を含む): 1888064640

約数和(自身を除く): 1245850470

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 71, 78, 81, 90, 117, 130, 135, 142, 162, 195, 213, 234, 270, 351, 355, 390, 405, 426, 585, 639, 702, 710, 810, 859, 923, 1053, 1065, 1170, 1278, 1718, 1755, 1846, 1917, 2106, 2130, 2577, 2769, 3195, 3510, 3834, 4295, 4615, 5154, 5265, 5538, 5751, 6390, 7731, 8307, 8590, 9230, 9585, 10530, 11167, 11502, 12885, 13845, 15462, 16614, 19170, 22334, 23193, 24921, 25770, 27690, 28755, 33501, 38655, 41535, 46386, 49842, 55835, 57510, 60989, 67002, 69579, 74763, 77310, 83070, 100503, 111670, 115965, 121978, 124605, 139158, 149526, 167505, 182967, 201006, 231930, 249210, 301509, 304945, 335010, 347895, 365934, 373815, 502515, 548901, 603018, 609890, 695790, 747630, 792857, 904527, 914835, 1005030, 1097802, 1507545, 1585714, 1646703, 1809054, 1829670, 2378571, 2744505, 3015090, 3293406, 3964285, 4522635, 4757142, 4940109, 5489010, 7135713, 7928570, 8233515, 9045270, 9880218, 11892855, 14271426, 16467030, 21407139, 23785710, 24700545, 35678565, 42814278, 49401090, 64221417, 71357130, 107035695, 128442834, 214071390, 321107085, 642214170]

約数ペア:

[(1, 642214170), (2, 321107085), (3, 214071390), (5, 128442834), (6, 107035695), (9, 71357130), (10, 64221417), (13, 49401090), (15, 42814278), (18, 35678565), (26, 24700545), (27, 23785710), (30, 21407139), (39, 16467030), (45, 14271426), (54, 11892855), (65, 9880218), (71, 9045270), (78, 8233515), (81, 7928570), (90, 7135713), (117, 5489010), (130, 4940109), (135, 4757142), (142, 4522635), (162, 3964285), (195, 3293406), (213, 3015090), (234, 2744505), (270, 2378571), (351, 1829670), (355, 1809054), (390, 1646703), (405, 1585714), (426, 1507545), (585, 1097802), (639, 1005030), (702, 914835), (710, 904527), (810, 792857), (859, 747630), (923, 695790), (1053, 609890), (1065, 603018), (1170, 548901), (1278, 502515), (1718, 373815), (1755, 365934), (1846, 347895), (1917, 335010), (2106, 304945), (2130, 301509), (2577, 249210), (2769, 231930), (3195, 201006), (3510, 182967), (3834, 167505), (4295, 149526), (4615, 139158), (5154, 124605), (5265, 121978), (5538, 115965), (5751, 111670), (6390, 100503), (7731, 83070), (8307, 77310), (8590, 74763), (9230, 69579), (9585, 67002), (10530, 60989), (11167, 57510), (11502, 55835), (12885, 49842), (13845, 46386), (15462, 41535), (16614, 38655), (19170, 33501), (22334, 28755), (23193, 27690), (24921, 25770)]