128333556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{619}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 350706720

約数和(自身を除く): 222373164

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 443, 468, 619, 886, 1238, 1329, 1772, 1857, 2476, 2658, 3714, 3987, 5316, 5571, 5759, 7428, 7974, 8047, 11142, 11518, 15948, 16094, 17277, 22284, 23036, 24141, 32188, 34554, 48282, 51831, 69108, 72423, 96564, 103662, 144846, 207324, 274217, 289692, 548434, 822651, 1096868, 1645302, 2467953, 3290604, 3564821, 4935906, 7129642, 9871812, 10694463, 14259284, 21388926, 32083389, 42777852, 64166778, 128333556]

約数ペア:

[(1, 128333556), (2, 64166778), (3, 42777852), (4, 32083389), (6, 21388926), (9, 14259284), (12, 10694463), (13, 9871812), (18, 7129642), (26, 4935906), (36, 3564821), (39, 3290604), (52, 2467953), (78, 1645302), (117, 1096868), (156, 822651), (234, 548434), (443, 289692), (468, 274217), (619, 207324), (886, 144846), (1238, 103662), (1329, 96564), (1772, 72423), (1857, 69108), (2476, 51831), (2658, 48282), (3714, 34554), (3987, 32188), (5316, 24141), (5571, 23036), (5759, 22284), (7428, 17277), (7974, 16094), (8047, 15948), (11142, 11518)]