278256

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:70

約数の個数: 80

約数和(自身を含む): 857088

約数和(自身を除く): 578832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 31, 33, 34, 44, 48, 51, 62, 66, 68, 88, 93, 102, 124, 132, 136, 176, 186, 187, 204, 248, 264, 272, 341, 372, 374, 408, 496, 527, 528, 561, 682, 744, 748, 816, 1023, 1054, 1122, 1364, 1488, 1496, 1581, 2046, 2108, 2244, 2728, 2992, 3162, 4092, 4216, 4488, 5456, 5797, 6324, 8184, 8432, 8976, 11594, 12648, 16368, 17391, 23188, 25296, 34782, 46376, 69564, 92752, 139128, 278256]

約数ペア:

[(1, 278256), (2, 139128), (3, 92752), (4, 69564), (6, 46376), (8, 34782), (11, 25296), (12, 23188), (16, 17391), (17, 16368), (22, 12648), (24, 11594), (31, 8976), (33, 8432), (34, 8184), (44, 6324), (48, 5797), (51, 5456), (62, 4488), (66, 4216), (68, 4092), (88, 3162), (93, 2992), (102, 2728), (124, 2244), (132, 2108), (136, 2046), (176, 1581), (186, 1496), (187, 1488), (204, 1364), (248, 1122), (264, 1054), (272, 1023), (341, 816), (372, 748), (374, 744), (408, 682), (496, 561), (527, 528)]