278789324

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 586664064

約数和(自身を除く): 307874740

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 121, 124, 187, 242, 341, 374, 484, 527, 682, 748, 1054, 1093, 1364, 2057, 2108, 2186, 3751, 4114, 4372, 5797, 7502, 8228, 11594, 12023, 15004, 18581, 23188, 24046, 33883, 37162, 48092, 63767, 67766, 74324, 127534, 132253, 135532, 204391, 255068, 264506, 372713, 408782, 529012, 576011, 745426, 817564, 1152022, 1490852, 2248301, 2304044, 4099843, 4496602, 6336121, 8199686, 8993204, 12672242, 16399372, 25344484, 69697331, 139394662, 278789324]

約数ペア:

[(1, 278789324), (2, 139394662), (4, 69697331), (11, 25344484), (17, 16399372), (22, 12672242), (31, 8993204), (34, 8199686), (44, 6336121), (62, 4496602), (68, 4099843), (121, 2304044), (124, 2248301), (187, 1490852), (242, 1152022), (341, 817564), (374, 745426), (484, 576011), (527, 529012), (682, 408782), (748, 372713), (1054, 264506), (1093, 255068), (1364, 204391), (2057, 135532), (2108, 132253), (2186, 127534), (3751, 74324), (4114, 67766), (4372, 63767), (5797, 48092), (7502, 37162), (8228, 33883), (11594, 24046), (12023, 23188), (15004, 18581)]