161908440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1381}}^1$

素因数の和:2372

約数の個数: 64

約数和(自身を含む): 486574560

約数和(自身を除く): 324666120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 977, 1381, 1954, 2762, 2931, 3908, 4143, 4885, 5524, 5862, 6905, 7816, 8286, 9770, 11048, 11724, 13810, 14655, 16572, 19540, 20715, 23448, 27620, 29310, 33144, 39080, 41430, 55240, 58620, 82860, 117240, 165720, 1349237, 2698474, 4047711, 5396948, 6746185, 8095422, 10793896, 13492370, 16190844, 20238555, 26984740, 32381688, 40477110, 53969480, 80954220, 161908440]

約数ペア:

[(1, 161908440), (2, 80954220), (3, 53969480), (4, 40477110), (5, 32381688), (6, 26984740), (8, 20238555), (10, 16190844), (12, 13492370), (15, 10793896), (20, 8095422), (24, 6746185), (30, 5396948), (40, 4047711), (60, 2698474), (120, 1349237), (977, 165720), (1381, 117240), (1954, 82860), (2762, 58620), (2931, 55240), (3908, 41430), (4143, 39080), (4885, 33144), (5524, 29310), (5862, 27620), (6905, 23448), (7816, 20715), (8286, 19540), (9770, 16572), (11048, 14655), (11724, 13810)]