220149972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28181}}^1$

素因数の和:28229

約数の個数: 72

約数和(自身を含む): 656527872

約数和(自身を除く): 436377900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 28181, 56362, 84543, 112724, 169086, 197267, 253629, 338172, 394534, 507258, 591801, 789068, 873611, 1014516, 1183602, 1747222, 1775403, 2367204, 2620833, 3494444, 3550806, 5241666, 6115277, 7101612, 7862499, 10483332, 12230554, 15724998, 18345831, 24461108, 31449996, 36691662, 55037493, 73383324, 110074986, 220149972]

約数ペア:

[(1, 220149972), (2, 110074986), (3, 73383324), (4, 55037493), (6, 36691662), (7, 31449996), (9, 24461108), (12, 18345831), (14, 15724998), (18, 12230554), (21, 10483332), (28, 7862499), (31, 7101612), (36, 6115277), (42, 5241666), (62, 3550806), (63, 3494444), (84, 2620833), (93, 2367204), (124, 1775403), (126, 1747222), (186, 1183602), (217, 1014516), (252, 873611), (279, 789068), (372, 591801), (434, 507258), (558, 394534), (651, 338172), (868, 253629), (1116, 197267), (1302, 169086), (1953, 112724), (2604, 84543), (3906, 56362), (7812, 28181)]