256634808

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 655374720

約数和(自身を除く): 398739912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 307, 366, 488, 571, 614, 732, 921, 1142, 1228, 1464, 1713, 1842, 2284, 2456, 3426, 3684, 4568, 6852, 7368, 13704, 18727, 34831, 37454, 56181, 69662, 74908, 104493, 112362, 139324, 149816, 175297, 208986, 224724, 278648, 350594, 417972, 449448, 525891, 701188, 835944, 1051782, 1402376, 2103564, 4207128, 10693117, 21386234, 32079351, 42772468, 64158702, 85544936, 128317404, 256634808]

約数ペア:

[(1, 256634808), (2, 128317404), (3, 85544936), (4, 64158702), (6, 42772468), (8, 32079351), (12, 21386234), (24, 10693117), (61, 4207128), (122, 2103564), (183, 1402376), (244, 1051782), (307, 835944), (366, 701188), (488, 525891), (571, 449448), (614, 417972), (732, 350594), (921, 278648), (1142, 224724), (1228, 208986), (1464, 175297), (1713, 149816), (1842, 139324), (2284, 112362), (2456, 104493), (3426, 74908), (3684, 69662), (4568, 56181), (6852, 37454), (7368, 34831), (13704, 18727)]