1389728490410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1\times {\mathrm{23369}}^1$

素因数の和:23856

約数の個数: 128

約数和(自身を含む): 2900332915200

約数和(自身を除く): 1510604424790

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 71, 85, 130, 142, 170, 221, 355, 379, 442, 710, 758, 923, 1105, 1207, 1846, 1895, 2210, 2414, 3790, 4615, 4927, 6035, 6443, 9230, 9854, 12070, 12886, 15691, 23369, 24635, 26909, 31382, 32215, 46738, 49270, 53818, 64430, 78455, 83759, 116845, 134545, 156910, 167518, 233690, 269090, 303797, 349817, 397273, 418795, 457453, 607594, 699634, 794546, 837590, 914906, 1518985, 1659199, 1749085, 1986365, 2287265, 3037970, 3318398, 3498170, 3972730, 4574530, 5164549, 5946889, 8295995, 8856851, 10329098, 11893778, 16591990, 17713702, 21569587, 25822745, 28206383, 29734445, 43139174, 44284255, 51645490, 56412766, 59468890, 88568510, 107847935, 115139063, 141031915, 150566467, 215695870, 230278126, 282063830, 301132934, 366682979, 575695315, 628836421, 733365958, 752832335, 1151390630, 1257672842, 1505664670, 1833414895, 1957364071, 3144182105, 3666829790, 3914728142, 6288364210, 8174873473, 9786820355, 10690219157, 16349746946, 19573640710, 21380438314, 40874367365, 53451095785, 81748734730, 106902191570, 138972849041, 277945698082, 694864245205, 1389728490410]

約数ペア:

[(1, 1389728490410), (2, 694864245205), (5, 277945698082), (10, 138972849041), (13, 106902191570), (17, 81748734730), (26, 53451095785), (34, 40874367365), (65, 21380438314), (71, 19573640710), (85, 16349746946), (130, 10690219157), (142, 9786820355), (170, 8174873473), (221, 6288364210), (355, 3914728142), (379, 3666829790), (442, 3144182105), (710, 1957364071), (758, 1833414895), (923, 1505664670), (1105, 1257672842), (1207, 1151390630), (1846, 752832335), (1895, 733365958), (2210, 628836421), (2414, 575695315), (3790, 366682979), (4615, 301132934), (4927, 282063830), (6035, 230278126), (6443, 215695870), (9230, 150566467), (9854, 141031915), (12070, 115139063), (12886, 107847935), (15691, 88568510), (23369, 59468890), (24635, 56412766), (26909, 51645490), (31382, 44284255), (32215, 43139174), (46738, 29734445), (49270, 28206383), (53818, 25822745), (64430, 21569587), (78455, 17713702), (83759, 16591990), (116845, 11893778), (134545, 10329098), (156910, 8856851), (167518, 8295995), (233690, 5946889), (269090, 5164549), (303797, 4574530), (349817, 3972730), (397273, 3498170), (418795, 3318398), (457453, 3037970), (607594, 2287265), (699634, 1986365), (794546, 1749085), (837590, 1659199), (914906, 1518985)]