131555760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{78307}}^1$

素因数の和:78330

約数の個数: 80

約数和(自身を含む): 466089216

約数和(自身を除く): 334533456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 78307, 156614, 234921, 313228, 391535, 469842, 548149, 626456, 783070, 939684, 1096298, 1174605, 1252912, 1566140, 1644447, 1879368, 2192596, 2349210, 2740745, 3132280, 3288894, 3758736, 4385192, 4698420, 5481490, 6264560, 6577788, 8222235, 8770384, 9396840, 10962980, 13155576, 16444470, 18793680, 21925960, 26311152, 32888940, 43851920, 65777880, 131555760]

約数ペア:

[(1, 131555760), (2, 65777880), (3, 43851920), (4, 32888940), (5, 26311152), (6, 21925960), (7, 18793680), (8, 16444470), (10, 13155576), (12, 10962980), (14, 9396840), (15, 8770384), (16, 8222235), (20, 6577788), (21, 6264560), (24, 5481490), (28, 4698420), (30, 4385192), (35, 3758736), (40, 3288894), (42, 3132280), (48, 2740745), (56, 2349210), (60, 2192596), (70, 1879368), (80, 1644447), (84, 1566140), (105, 1252912), (112, 1174605), (120, 1096298), (140, 939684), (168, 783070), (210, 626456), (240, 548149), (280, 469842), (336, 391535), (420, 313228), (560, 234921), (840, 156614), (1680, 78307)]