307440180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1993}}^1$

素因数の和:2865

約数の個数: 72

約数和(自身を含む): 934125192

約数和(自身を除く): 626685012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 857, 1714, 1993, 2571, 3428, 3986, 4285, 5142, 5979, 7713, 7972, 8570, 9965, 10284, 11958, 12855, 15426, 17140, 17937, 19930, 23916, 25710, 29895, 30852, 35874, 38565, 39860, 51420, 59790, 71748, 77130, 89685, 119580, 154260, 179370, 358740, 1708001, 3416002, 5124003, 6832004, 8540005, 10248006, 15372009, 17080010, 20496012, 25620015, 30744018, 34160020, 51240030, 61488036, 76860045, 102480060, 153720090, 307440180]

約数ペア:

[(1, 307440180), (2, 153720090), (3, 102480060), (4, 76860045), (5, 61488036), (6, 51240030), (9, 34160020), (10, 30744018), (12, 25620015), (15, 20496012), (18, 17080010), (20, 15372009), (30, 10248006), (36, 8540005), (45, 6832004), (60, 5124003), (90, 3416002), (180, 1708001), (857, 358740), (1714, 179370), (1993, 154260), (2571, 119580), (3428, 89685), (3986, 77130), (4285, 71748), (5142, 59790), (5979, 51420), (7713, 39860), (7972, 38565), (8570, 35874), (9965, 30852), (10284, 29895), (11958, 25710), (12855, 23916), (15426, 19930), (17140, 17937)]