781618128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3779}}^1$

素因数の和:3960

約数の個数: 80

約数和(自身を含む): 2099865600

約数和(自身を除く): 1318247472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 139, 186, 248, 278, 372, 417, 496, 556, 744, 834, 1112, 1488, 1668, 2224, 3336, 3779, 4309, 6672, 7558, 8618, 11337, 12927, 15116, 17236, 22674, 25854, 30232, 34472, 45348, 51708, 60464, 68944, 90696, 103416, 117149, 181392, 206832, 234298, 351447, 468596, 525281, 702894, 937192, 1050562, 1405788, 1575843, 1874384, 2101124, 2811576, 3151686, 4202248, 5623152, 6303372, 8404496, 12606744, 16283711, 25213488, 32567422, 48851133, 65134844, 97702266, 130269688, 195404532, 260539376, 390809064, 781618128]

約数ペア:

[(1, 781618128), (2, 390809064), (3, 260539376), (4, 195404532), (6, 130269688), (8, 97702266), (12, 65134844), (16, 48851133), (24, 32567422), (31, 25213488), (48, 16283711), (62, 12606744), (93, 8404496), (124, 6303372), (139, 5623152), (186, 4202248), (248, 3151686), (278, 2811576), (372, 2101124), (417, 1874384), (496, 1575843), (556, 1405788), (744, 1050562), (834, 937192), (1112, 702894), (1488, 525281), (1668, 468596), (2224, 351447), (3336, 234298), (3779, 206832), (4309, 181392), (6672, 117149), (7558, 103416), (8618, 90696), (11337, 68944), (12927, 60464), (15116, 51708), (17236, 45348), (22674, 34472), (25854, 30232)]