69013880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 182710080

約数和(自身を除く): 113696200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 37, 40, 52, 65, 68, 74, 85, 104, 130, 136, 148, 170, 185, 211, 221, 260, 296, 340, 370, 422, 442, 481, 520, 629, 680, 740, 844, 884, 962, 1055, 1105, 1258, 1480, 1688, 1768, 1924, 2110, 2210, 2405, 2516, 2743, 3145, 3587, 3848, 4220, 4420, 4810, 5032, 5486, 6290, 7174, 7807, 8177, 8440, 8840, 9620, 10972, 12580, 13715, 14348, 15614, 16354, 17935, 19240, 21944, 25160, 27430, 28696, 31228, 32708, 35870, 39035, 40885, 46631, 54860, 62456, 65416, 71740, 78070, 81770, 93262, 101491, 109720, 132719, 143480, 156140, 163540, 186524, 202982, 233155, 265438, 312280, 327080, 373048, 405964, 466310, 507455, 530876, 663595, 811928, 932620, 1014910, 1061752, 1327190, 1725347, 1865240, 2029820, 2654380, 3450694, 4059640, 5308760, 6901388, 8626735, 13802776, 17253470, 34506940, 69013880]

約数ペア:

[(1, 69013880), (2, 34506940), (4, 17253470), (5, 13802776), (8, 8626735), (10, 6901388), (13, 5308760), (17, 4059640), (20, 3450694), (26, 2654380), (34, 2029820), (37, 1865240), (40, 1725347), (52, 1327190), (65, 1061752), (68, 1014910), (74, 932620), (85, 811928), (104, 663595), (130, 530876), (136, 507455), (148, 466310), (170, 405964), (185, 373048), (211, 327080), (221, 312280), (260, 265438), (296, 233155), (340, 202982), (370, 186524), (422, 163540), (442, 156140), (481, 143480), (520, 132719), (629, 109720), (680, 101491), (740, 93262), (844, 81770), (884, 78070), (962, 71740), (1055, 65416), (1105, 62456), (1258, 54860), (1480, 46631), (1688, 40885), (1768, 39035), (1924, 35870), (2110, 32708), (2210, 31228), (2405, 28696), (2516, 27430), (2743, 25160), (3145, 21944), (3587, 19240), (3848, 17935), (4220, 16354), (4420, 15614), (4810, 14348), (5032, 13715), (5486, 12580), (6290, 10972), (7174, 9620), (7807, 8840), (8177, 8440)]