261366270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:962

約数の個数: 128

約数和(自身を含む): 731566080

約数和(自身を除く): 470199810

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 31, 33, 55, 58, 62, 66, 87, 93, 110, 145, 155, 165, 174, 186, 290, 310, 319, 330, 341, 435, 465, 638, 682, 870, 881, 899, 930, 957, 1023, 1595, 1705, 1762, 1798, 1914, 2046, 2643, 2697, 3190, 3410, 4405, 4495, 4785, 5115, 5286, 5394, 8810, 8990, 9570, 9691, 9889, 10230, 13215, 13485, 19382, 19778, 25549, 26430, 26970, 27311, 29073, 29667, 48455, 49445, 51098, 54622, 58146, 59334, 76647, 81933, 96910, 98890, 127745, 136555, 145365, 148335, 153294, 163866, 255490, 273110, 281039, 290730, 296670, 300421, 383235, 409665, 562078, 600842, 766470, 792019, 819330, 843117, 901263, 1405195, 1502105, 1584038, 1686234, 1802526, 2376057, 2810390, 3004210, 3960095, 4215585, 4506315, 4752114, 7920190, 8431170, 8712209, 9012630, 11880285, 17424418, 23760570, 26136627, 43561045, 52273254, 87122090, 130683135, 261366270]

約数ペア:

[(1, 261366270), (2, 130683135), (3, 87122090), (5, 52273254), (6, 43561045), (10, 26136627), (11, 23760570), (15, 17424418), (22, 11880285), (29, 9012630), (30, 8712209), (31, 8431170), (33, 7920190), (55, 4752114), (58, 4506315), (62, 4215585), (66, 3960095), (87, 3004210), (93, 2810390), (110, 2376057), (145, 1802526), (155, 1686234), (165, 1584038), (174, 1502105), (186, 1405195), (290, 901263), (310, 843117), (319, 819330), (330, 792019), (341, 766470), (435, 600842), (465, 562078), (638, 409665), (682, 383235), (870, 300421), (881, 296670), (899, 290730), (930, 281039), (957, 273110), (1023, 255490), (1595, 163866), (1705, 153294), (1762, 148335), (1798, 145365), (1914, 136555), (2046, 127745), (2643, 98890), (2697, 96910), (3190, 81933), (3410, 76647), (4405, 59334), (4495, 58146), (4785, 54622), (5115, 51098), (5286, 49445), (5394, 48455), (8810, 29667), (8990, 29073), (9570, 27311), (9691, 26970), (9889, 26430), (10230, 25549), (13215, 19778), (13485, 19382)]