74617980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 220147200

約数和(自身を除く): 145529220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 230, 276, 278, 345, 389, 417, 460, 556, 690, 695, 778, 834, 1167, 1380, 1390, 1556, 1668, 1945, 2085, 2334, 2780, 3197, 3890, 4170, 4668, 5835, 6394, 7780, 8340, 8947, 9591, 11670, 12788, 15985, 17894, 19182, 23340, 26841, 31970, 35788, 38364, 44735, 47955, 53682, 54071, 63940, 89470, 95910, 107364, 108142, 134205, 162213, 178940, 191820, 216284, 268410, 270355, 324426, 536820, 540710, 648852, 811065, 1081420, 1243633, 1622130, 2487266, 3244260, 3730899, 4974532, 6218165, 7461798, 12436330, 14923596, 18654495, 24872660, 37308990, 74617980]

約数ペア:

[(1, 74617980), (2, 37308990), (3, 24872660), (4, 18654495), (5, 14923596), (6, 12436330), (10, 7461798), (12, 6218165), (15, 4974532), (20, 3730899), (23, 3244260), (30, 2487266), (46, 1622130), (60, 1243633), (69, 1081420), (92, 811065), (115, 648852), (138, 540710), (139, 536820), (230, 324426), (276, 270355), (278, 268410), (345, 216284), (389, 191820), (417, 178940), (460, 162213), (556, 134205), (690, 108142), (695, 107364), (778, 95910), (834, 89470), (1167, 63940), (1380, 54071), (1390, 53682), (1556, 47955), (1668, 44735), (1945, 38364), (2085, 35788), (2334, 31970), (2780, 26841), (3197, 23340), (3890, 19182), (4170, 17894), (4668, 15985), (5835, 12788), (6394, 11670), (7780, 9591), (8340, 8947)]