90580440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 291548160

約数和(自身を除く): 200967720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 740, 851, 887, 888, 920, 1110, 1380, 1480, 1702, 1774, 2220, 2553, 2661, 2760, 3404, 3548, 4255, 4435, 4440, 5106, 5322, 6808, 7096, 8510, 8870, 10212, 10644, 12765, 13305, 17020, 17740, 20401, 20424, 21288, 25530, 26610, 32819, 34040, 35480, 40802, 51060, 53220, 61203, 65638, 81604, 98457, 102005, 102120, 106440, 122406, 131276, 163208, 164095, 196914, 204010, 244812, 262552, 306015, 328190, 393828, 408020, 489624, 492285, 612030, 656380, 754837, 787656, 816040, 984570, 1224060, 1312760, 1509674, 1969140, 2264511, 2448120, 3019348, 3774185, 3938280, 4529022, 6038696, 7548370, 9058044, 11322555, 15096740, 18116088, 22645110, 30193480, 45290220, 90580440]

約数ペア:

[(1, 90580440), (2, 45290220), (3, 30193480), (4, 22645110), (5, 18116088), (6, 15096740), (8, 11322555), (10, 9058044), (12, 7548370), (15, 6038696), (20, 4529022), (23, 3938280), (24, 3774185), (30, 3019348), (37, 2448120), (40, 2264511), (46, 1969140), (60, 1509674), (69, 1312760), (74, 1224060), (92, 984570), (111, 816040), (115, 787656), (120, 754837), (138, 656380), (148, 612030), (184, 492285), (185, 489624), (222, 408020), (230, 393828), (276, 328190), (296, 306015), (345, 262552), (370, 244812), (444, 204010), (460, 196914), (552, 164095), (555, 163208), (690, 131276), (740, 122406), (851, 106440), (887, 102120), (888, 102005), (920, 98457), (1110, 81604), (1380, 65638), (1480, 61203), (1702, 53220), (1774, 51060), (2220, 40802), (2553, 35480), (2661, 34040), (2760, 32819), (3404, 26610), (3548, 25530), (4255, 21288), (4435, 20424), (4440, 20401), (5106, 17740), (5322, 17020), (6808, 13305), (7096, 12765), (8510, 10644), (8870, 10212)]