278812872

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2143}}^1$

素因数の和:2307

約数の個数: 96

約数和(自身を含む): 819436800

約数和(自身を除く): 540623928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 139, 156, 234, 278, 312, 417, 468, 556, 834, 936, 1112, 1251, 1668, 1807, 2143, 2502, 3336, 3614, 4286, 5004, 5421, 6429, 7228, 8572, 10008, 10842, 12858, 14456, 16263, 17144, 19287, 21684, 25716, 27859, 32526, 38574, 43368, 51432, 55718, 65052, 77148, 83577, 111436, 130104, 154296, 167154, 222872, 250731, 297877, 334308, 501462, 595754, 668616, 893631, 1002924, 1191508, 1787262, 2005848, 2383016, 2680893, 3574524, 3872401, 5361786, 7149048, 7744802, 10723572, 11617203, 15489604, 21447144, 23234406, 30979208, 34851609, 46468812, 69703218, 92937624, 139406436, 278812872]

約数ペア:

[(1, 278812872), (2, 139406436), (3, 92937624), (4, 69703218), (6, 46468812), (8, 34851609), (9, 30979208), (12, 23234406), (13, 21447144), (18, 15489604), (24, 11617203), (26, 10723572), (36, 7744802), (39, 7149048), (52, 5361786), (72, 3872401), (78, 3574524), (104, 2680893), (117, 2383016), (139, 2005848), (156, 1787262), (234, 1191508), (278, 1002924), (312, 893631), (417, 668616), (468, 595754), (556, 501462), (834, 334308), (936, 297877), (1112, 250731), (1251, 222872), (1668, 167154), (1807, 154296), (2143, 130104), (2502, 111436), (3336, 83577), (3614, 77148), (4286, 65052), (5004, 55718), (5421, 51432), (6429, 43368), (7228, 38574), (8572, 32526), (10008, 27859), (10842, 25716), (12858, 21684), (14456, 19287), (16263, 17144)]