256264368

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{461}}^1$

素因数の和:822

約数の個数: 80

約数和(自身を含む): 683560416

約数和(自身を除く): 427296048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 313, 444, 461, 592, 626, 888, 922, 939, 1252, 1383, 1776, 1844, 1878, 2504, 2766, 3688, 3756, 5008, 5532, 7376, 7512, 11064, 11581, 15024, 17057, 22128, 23162, 34114, 34743, 46324, 51171, 68228, 69486, 92648, 102342, 136456, 138972, 144293, 185296, 204684, 272912, 277944, 288586, 409368, 432879, 555888, 577172, 818736, 865758, 1154344, 1731516, 2308688, 3463032, 5338841, 6926064, 10677682, 16016523, 21355364, 32033046, 42710728, 64066092, 85421456, 128132184, 256264368]

約数ペア:

[(1, 256264368), (2, 128132184), (3, 85421456), (4, 64066092), (6, 42710728), (8, 32033046), (12, 21355364), (16, 16016523), (24, 10677682), (37, 6926064), (48, 5338841), (74, 3463032), (111, 2308688), (148, 1731516), (222, 1154344), (296, 865758), (313, 818736), (444, 577172), (461, 555888), (592, 432879), (626, 409368), (888, 288586), (922, 277944), (939, 272912), (1252, 204684), (1383, 185296), (1776, 144293), (1844, 138972), (1878, 136456), (2504, 102342), (2766, 92648), (3688, 69486), (3756, 68228), (5008, 51171), (5532, 46324), (7376, 34743), (7512, 34114), (11064, 23162), (11581, 22128), (15024, 17057)]