160774020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81199}}^1$

素因数の和:81225

約数の個数: 72

約数和(自身を含む): 532022400

約数和(自身を除く): 371248380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 81199, 162398, 243597, 324796, 405995, 487194, 730791, 811990, 893189, 974388, 1217985, 1461582, 1623980, 1786378, 2435970, 2679567, 2923164, 3572756, 3653955, 4465945, 4871940, 5359134, 7307910, 8038701, 8931890, 10718268, 13397835, 14615820, 16077402, 17863780, 26795670, 32154804, 40193505, 53591340, 80387010, 160774020]

約数ペア:

[(1, 160774020), (2, 80387010), (3, 53591340), (4, 40193505), (5, 32154804), (6, 26795670), (9, 17863780), (10, 16077402), (11, 14615820), (12, 13397835), (15, 10718268), (18, 8931890), (20, 8038701), (22, 7307910), (30, 5359134), (33, 4871940), (36, 4465945), (44, 3653955), (45, 3572756), (55, 2923164), (60, 2679567), (66, 2435970), (90, 1786378), (99, 1623980), (110, 1461582), (132, 1217985), (165, 974388), (180, 893189), (198, 811990), (220, 730791), (330, 487194), (396, 405995), (495, 324796), (660, 243597), (990, 162398), (1980, 81199)]