120678920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1723}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 290459520

約数和(自身を除く): 169780600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1723, 1751, 2060, 3446, 3502, 4120, 6892, 7004, 8615, 8755, 13784, 14008, 17230, 17510, 29291, 34460, 35020, 58582, 68920, 70040, 117164, 146455, 177469, 234328, 292910, 354938, 585820, 709876, 887345, 1171640, 1419752, 1774690, 3016973, 3549380, 6033946, 7098760, 12067892, 15084865, 24135784, 30169730, 60339460, 120678920]

約数ペア:

[(1, 120678920), (2, 60339460), (4, 30169730), (5, 24135784), (8, 15084865), (10, 12067892), (17, 7098760), (20, 6033946), (34, 3549380), (40, 3016973), (68, 1774690), (85, 1419752), (103, 1171640), (136, 887345), (170, 709876), (206, 585820), (340, 354938), (412, 292910), (515, 234328), (680, 177469), (824, 146455), (1030, 117164), (1723, 70040), (1751, 68920), (2060, 58582), (3446, 35020), (3502, 34460), (4120, 29291), (6892, 17510), (7004, 17230), (8615, 14008), (8755, 13784)]