664765488

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{49639}}^1$

素因数の和:49687

約数の個数: 80

約数和(自身を含む): 1969715200

約数和(自身を除く): 1304949712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 13392, 49639, 99278, 148917, 198556, 297834, 397112, 446751, 595668, 794224, 893502, 1191336, 1340253, 1538809, 1787004, 2382672, 2680506, 3077618, 3574008, 4616427, 5361012, 6155236, 7148016, 9232854, 10722024, 12310472, 13849281, 18465708, 21444048, 24620944, 27698562, 36931416, 41547843, 55397124, 73862832, 83095686, 110794248, 166191372, 221588496, 332382744, 664765488]

約数ペア:

[(1, 664765488), (2, 332382744), (3, 221588496), (4, 166191372), (6, 110794248), (8, 83095686), (9, 73862832), (12, 55397124), (16, 41547843), (18, 36931416), (24, 27698562), (27, 24620944), (31, 21444048), (36, 18465708), (48, 13849281), (54, 12310472), (62, 10722024), (72, 9232854), (93, 7148016), (108, 6155236), (124, 5361012), (144, 4616427), (186, 3574008), (216, 3077618), (248, 2680506), (279, 2382672), (372, 1787004), (432, 1538809), (496, 1340253), (558, 1191336), (744, 893502), (837, 794224), (1116, 595668), (1488, 446751), (1674, 397112), (2232, 297834), (3348, 198556), (4464, 148917), (6696, 99278), (13392, 49639)]