68072180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 164094336

約数和(自身を除く): 96022156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1223, 1265, 2420, 2446, 2530, 2783, 4892, 5060, 5566, 6115, 11132, 12230, 13453, 13915, 24460, 26906, 27830, 28129, 53812, 55660, 56258, 67265, 112516, 134530, 140645, 147983, 269060, 281290, 295966, 309419, 562580, 591932, 618838, 739915, 1237676, 1479830, 1547095, 2959660, 3094190, 3403609, 6188380, 6807218, 13614436, 17018045, 34036090, 68072180]

約数ペア:

[(1, 68072180), (2, 34036090), (4, 17018045), (5, 13614436), (10, 6807218), (11, 6188380), (20, 3403609), (22, 3094190), (23, 2959660), (44, 1547095), (46, 1479830), (55, 1237676), (92, 739915), (110, 618838), (115, 591932), (121, 562580), (220, 309419), (230, 295966), (242, 281290), (253, 269060), (460, 147983), (484, 140645), (506, 134530), (605, 112516), (1012, 67265), (1210, 56258), (1223, 55660), (1265, 53812), (2420, 28129), (2446, 27830), (2530, 26906), (2783, 24460), (4892, 13915), (5060, 13453), (5566, 12230), (6115, 11132)]