397792728

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{80071}}^1$

素因数の和:80109

約数の個数: 64

約数和(自身を含む): 1153036800

約数和(自身を除く): 755244072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4968, 80071, 160142, 240213, 320284, 480426, 640568, 720639, 960852, 1441278, 1841633, 1921704, 2161917, 2882556, 3683266, 4323834, 5524899, 5765112, 7366532, 8647668, 11049798, 14733064, 16574697, 17295336, 22099596, 33149394, 44199192, 49724091, 66298788, 99448182, 132597576, 198896364, 397792728]

約数ペア:

[(1, 397792728), (2, 198896364), (3, 132597576), (4, 99448182), (6, 66298788), (8, 49724091), (9, 44199192), (12, 33149394), (18, 22099596), (23, 17295336), (24, 16574697), (27, 14733064), (36, 11049798), (46, 8647668), (54, 7366532), (69, 5765112), (72, 5524899), (92, 4323834), (108, 3683266), (138, 2882556), (184, 2161917), (207, 1921704), (216, 1841633), (276, 1441278), (414, 960852), (552, 720639), (621, 640568), (828, 480426), (1242, 320284), (1656, 240213), (2484, 160142), (4968, 80071)]