61718840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 155833200

約数和(自身を除く): 94114360

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 281, 289, 323, 340, 380, 562, 578, 646, 680, 760, 1124, 1156, 1292, 1405, 1445, 1615, 2248, 2312, 2584, 2810, 2890, 3230, 4777, 5339, 5491, 5620, 5780, 6460, 9554, 10678, 10982, 11240, 11560, 12920, 19108, 21356, 21964, 23885, 26695, 27455, 38216, 42712, 43928, 47770, 53390, 54910, 81209, 90763, 95540, 106780, 109820, 162418, 181526, 191080, 213560, 219640, 324836, 363052, 406045, 453815, 649672, 726104, 812090, 907630, 1542971, 1624180, 1815260, 3085942, 3248360, 3630520, 6171884, 7714855, 12343768, 15429710, 30859420, 61718840]

約数ペア:

[(1, 61718840), (2, 30859420), (4, 15429710), (5, 12343768), (8, 7714855), (10, 6171884), (17, 3630520), (19, 3248360), (20, 3085942), (34, 1815260), (38, 1624180), (40, 1542971), (68, 907630), (76, 812090), (85, 726104), (95, 649672), (136, 453815), (152, 406045), (170, 363052), (190, 324836), (281, 219640), (289, 213560), (323, 191080), (340, 181526), (380, 162418), (562, 109820), (578, 106780), (646, 95540), (680, 90763), (760, 81209), (1124, 54910), (1156, 53390), (1292, 47770), (1405, 43928), (1445, 42712), (1615, 38216), (2248, 27455), (2312, 26695), (2584, 23885), (2810, 21964), (2890, 21356), (3230, 19108), (4777, 12920), (5339, 11560), (5491, 11240), (5620, 10982), (5780, 10678), (6460, 9554)]