90241760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 245488320

約数和(自身を除く): 155246560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 197, 224, 280, 394, 409, 560, 788, 818, 985, 1120, 1379, 1576, 1636, 1970, 2045, 2758, 2863, 3152, 3272, 3940, 4090, 5516, 5726, 6304, 6544, 6895, 7880, 8180, 11032, 11452, 13088, 13790, 14315, 15760, 16360, 22064, 22904, 27580, 28630, 31520, 32720, 44128, 45808, 55160, 57260, 65440, 80573, 91616, 110320, 114520, 161146, 220640, 229040, 322292, 402865, 458080, 564011, 644584, 805730, 1128022, 1289168, 1611460, 2256044, 2578336, 2820055, 3222920, 4512088, 5640110, 6445840, 9024176, 11280220, 12891680, 18048352, 22560440, 45120880, 90241760]

約数ペア:

[(1, 90241760), (2, 45120880), (4, 22560440), (5, 18048352), (7, 12891680), (8, 11280220), (10, 9024176), (14, 6445840), (16, 5640110), (20, 4512088), (28, 3222920), (32, 2820055), (35, 2578336), (40, 2256044), (56, 1611460), (70, 1289168), (80, 1128022), (112, 805730), (140, 644584), (160, 564011), (197, 458080), (224, 402865), (280, 322292), (394, 229040), (409, 220640), (560, 161146), (788, 114520), (818, 110320), (985, 91616), (1120, 80573), (1379, 65440), (1576, 57260), (1636, 55160), (1970, 45808), (2045, 44128), (2758, 32720), (2863, 31520), (3152, 28630), (3272, 27580), (3940, 22904), (4090, 22064), (5516, 16360), (5726, 15760), (6304, 14315), (6544, 13790), (6895, 13088), (7880, 11452), (8180, 11032)]