261327384

素因数分解:

$2^3\times 3^4\times {\mathrm{107}}^1\times {\mathrm{3769}}^1$

素因数の和:3894

約数の個数: 80

約数和(自身を含む): 738995400

約数和(自身を除く): 477668016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 321, 324, 428, 642, 648, 856, 963, 1284, 1926, 2568, 2889, 3769, 3852, 5778, 7538, 7704, 8667, 11307, 11556, 15076, 17334, 22614, 23112, 30152, 33921, 34668, 45228, 67842, 69336, 90456, 101763, 135684, 203526, 271368, 305289, 403283, 407052, 610578, 806566, 814104, 1209849, 1221156, 1613132, 2419698, 2442312, 3226264, 3629547, 4839396, 7259094, 9678792, 10888641, 14518188, 21777282, 29036376, 32665923, 43554564, 65331846, 87109128, 130663692, 261327384]

約数ペア:

[(1, 261327384), (2, 130663692), (3, 87109128), (4, 65331846), (6, 43554564), (8, 32665923), (9, 29036376), (12, 21777282), (18, 14518188), (24, 10888641), (27, 9678792), (36, 7259094), (54, 4839396), (72, 3629547), (81, 3226264), (107, 2442312), (108, 2419698), (162, 1613132), (214, 1221156), (216, 1209849), (321, 814104), (324, 806566), (428, 610578), (642, 407052), (648, 403283), (856, 305289), (963, 271368), (1284, 203526), (1926, 135684), (2568, 101763), (2889, 90456), (3769, 69336), (3852, 67842), (5778, 45228), (7538, 34668), (7704, 33921), (8667, 30152), (11307, 23112), (11556, 22614), (15076, 17334)]