9780264

素因数分解:

$2^3\times 3^7\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 128

約数和(自身を含む): 30307200

約数和(自身を除く): 20526936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 72, 78, 81, 86, 104, 108, 117, 129, 156, 162, 172, 216, 234, 243, 258, 312, 324, 344, 351, 387, 468, 486, 516, 559, 648, 702, 729, 774, 936, 972, 1032, 1053, 1118, 1161, 1404, 1458, 1548, 1677, 1944, 2106, 2187, 2236, 2322, 2808, 2916, 3096, 3159, 3354, 3483, 4212, 4374, 4472, 4644, 5031, 5832, 6318, 6708, 6966, 8424, 8748, 9288, 9477, 10062, 10449, 12636, 13416, 13932, 15093, 17496, 18954, 20124, 20898, 25272, 27864, 28431, 30186, 31347, 37908, 40248, 41796, 45279, 56862, 60372, 62694, 75816, 83592, 90558, 94041, 113724, 120744, 125388, 135837, 181116, 188082, 227448, 250776, 271674, 362232, 376164, 407511, 543348, 752328, 815022, 1086696, 1222533, 1630044, 2445066, 3260088, 4890132, 9780264]

約数ペア:

[(1, 9780264), (2, 4890132), (3, 3260088), (4, 2445066), (6, 1630044), (8, 1222533), (9, 1086696), (12, 815022), (13, 752328), (18, 543348), (24, 407511), (26, 376164), (27, 362232), (36, 271674), (39, 250776), (43, 227448), (52, 188082), (54, 181116), (72, 135837), (78, 125388), (81, 120744), (86, 113724), (104, 94041), (108, 90558), (117, 83592), (129, 75816), (156, 62694), (162, 60372), (172, 56862), (216, 45279), (234, 41796), (243, 40248), (258, 37908), (312, 31347), (324, 30186), (344, 28431), (351, 27864), (387, 25272), (468, 20898), (486, 20124), (516, 18954), (559, 17496), (648, 15093), (702, 13932), (729, 13416), (774, 12636), (936, 10449), (972, 10062), (1032, 9477), (1053, 9288), (1118, 8748), (1161, 8424), (1404, 6966), (1458, 6708), (1548, 6318), (1677, 5832), (1944, 5031), (2106, 4644), (2187, 4472), (2236, 4374), (2322, 4212), (2808, 3483), (2916, 3354), (3096, 3159)]