81958440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1861}}^1$

素因数の和:2242

約数の個数: 64

約数和(自身を含む): 246677760

約数和(自身を除く): 164719320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 367, 734, 1101, 1468, 1835, 1861, 2202, 2936, 3670, 3722, 4404, 5505, 5583, 7340, 7444, 8808, 9305, 11010, 11166, 14680, 14888, 18610, 22020, 22332, 27915, 37220, 44040, 44664, 55830, 74440, 111660, 223320, 682987, 1365974, 2048961, 2731948, 3414935, 4097922, 5463896, 6829870, 8195844, 10244805, 13659740, 16391688, 20489610, 27319480, 40979220, 81958440]

約数ペア:

[(1, 81958440), (2, 40979220), (3, 27319480), (4, 20489610), (5, 16391688), (6, 13659740), (8, 10244805), (10, 8195844), (12, 6829870), (15, 5463896), (20, 4097922), (24, 3414935), (30, 2731948), (40, 2048961), (60, 1365974), (120, 682987), (367, 223320), (734, 111660), (1101, 74440), (1468, 55830), (1835, 44664), (1861, 44040), (2202, 37220), (2936, 27915), (3670, 22332), (3722, 22020), (4404, 18610), (5505, 14888), (5583, 14680), (7340, 11166), (7444, 11010), (8808, 9305)]