259357780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2305

約数の個数: 96

約数和(自身を含む): 649700352

約数和(自身を除く): 390342572

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 44, 55, 62, 68, 85, 110, 124, 155, 170, 187, 220, 310, 340, 341, 374, 527, 620, 682, 748, 935, 1054, 1364, 1705, 1870, 2108, 2237, 2635, 3410, 3740, 4474, 5270, 5797, 6820, 8948, 10540, 11185, 11594, 22370, 23188, 24607, 28985, 38029, 44740, 49214, 57970, 69347, 76058, 98428, 115940, 123035, 138694, 152116, 190145, 246070, 277388, 346735, 380290, 418319, 492140, 693470, 760580, 762817, 836638, 1178899, 1386940, 1525634, 1673276, 2091595, 2357798, 3051268, 3814085, 4183190, 4715596, 5894495, 7628170, 8366380, 11788990, 12967889, 15256340, 23577980, 25935778, 51871556, 64839445, 129678890, 259357780]

約数ペア:

[(1, 259357780), (2, 129678890), (4, 64839445), (5, 51871556), (10, 25935778), (11, 23577980), (17, 15256340), (20, 12967889), (22, 11788990), (31, 8366380), (34, 7628170), (44, 5894495), (55, 4715596), (62, 4183190), (68, 3814085), (85, 3051268), (110, 2357798), (124, 2091595), (155, 1673276), (170, 1525634), (187, 1386940), (220, 1178899), (310, 836638), (340, 762817), (341, 760580), (374, 693470), (527, 492140), (620, 418319), (682, 380290), (748, 346735), (935, 277388), (1054, 246070), (1364, 190145), (1705, 152116), (1870, 138694), (2108, 123035), (2237, 115940), (2635, 98428), (3410, 76058), (3740, 69347), (4474, 57970), (5270, 49214), (5797, 44740), (6820, 38029), (8948, 28985), (10540, 24607), (11185, 23188), (11594, 22370)]