86891910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 250573824

約数和(自身を除く): 163681914

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 53, 70, 74, 105, 106, 111, 159, 185, 210, 211, 222, 259, 265, 318, 370, 371, 422, 518, 530, 555, 633, 742, 777, 795, 1055, 1110, 1113, 1266, 1295, 1477, 1554, 1590, 1855, 1961, 2110, 2226, 2590, 2954, 3165, 3710, 3885, 3922, 4431, 5565, 5883, 6330, 7385, 7770, 7807, 8862, 9805, 11130, 11183, 11766, 13727, 14770, 15614, 19610, 22155, 22366, 23421, 27454, 29415, 33549, 39035, 41181, 44310, 46842, 54649, 55915, 58830, 67098, 68635, 78070, 78281, 82362, 109298, 111830, 117105, 137270, 156562, 163947, 167745, 205905, 234210, 234843, 273245, 327894, 335490, 391405, 411810, 413771, 469686, 546490, 782810, 819735, 827542, 1174215, 1241313, 1639470, 2068855, 2348430, 2482626, 2896397, 4137710, 5792794, 6206565, 8689191, 12413130, 14481985, 17378382, 28963970, 43445955, 86891910]

約数ペア:

[(1, 86891910), (2, 43445955), (3, 28963970), (5, 17378382), (6, 14481985), (7, 12413130), (10, 8689191), (14, 6206565), (15, 5792794), (21, 4137710), (30, 2896397), (35, 2482626), (37, 2348430), (42, 2068855), (53, 1639470), (70, 1241313), (74, 1174215), (105, 827542), (106, 819735), (111, 782810), (159, 546490), (185, 469686), (210, 413771), (211, 411810), (222, 391405), (259, 335490), (265, 327894), (318, 273245), (370, 234843), (371, 234210), (422, 205905), (518, 167745), (530, 163947), (555, 156562), (633, 137270), (742, 117105), (777, 111830), (795, 109298), (1055, 82362), (1110, 78281), (1113, 78070), (1266, 68635), (1295, 67098), (1477, 58830), (1554, 55915), (1590, 54649), (1855, 46842), (1961, 44310), (2110, 41181), (2226, 39035), (2590, 33549), (2954, 29415), (3165, 27454), (3710, 23421), (3885, 22366), (3922, 22155), (4431, 19610), (5565, 15614), (5883, 14770), (6330, 13727), (7385, 11766), (7770, 11183), (7807, 11130), (8862, 9805)]