90278580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{30707}}^1$

素因数の和:30733

約数の個数: 72

約数和(自身を含む): 294059808

約数和(自身を除く): 203781228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 30707, 61414, 92121, 122828, 153535, 184242, 214949, 307070, 368484, 429898, 460605, 614140, 644847, 859796, 921210, 1074745, 1289694, 1504643, 1842420, 2149490, 2579388, 3009286, 3224235, 4298980, 4513929, 6018572, 6448470, 7523215, 9027858, 12896940, 15046430, 18055716, 22569645, 30092860, 45139290, 90278580]

約数ペア:

[(1, 90278580), (2, 45139290), (3, 30092860), (4, 22569645), (5, 18055716), (6, 15046430), (7, 12896940), (10, 9027858), (12, 7523215), (14, 6448470), (15, 6018572), (20, 4513929), (21, 4298980), (28, 3224235), (30, 3009286), (35, 2579388), (42, 2149490), (49, 1842420), (60, 1504643), (70, 1289694), (84, 1074745), (98, 921210), (105, 859796), (140, 644847), (147, 614140), (196, 460605), (210, 429898), (245, 368484), (294, 307070), (420, 214949), (490, 184242), (588, 153535), (735, 122828), (980, 92121), (1470, 61414), (2940, 30707)]