890973480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239509}}^1$

素因数の和:239554

約数の個数: 64

約数和(自身を含む): 2759155200

約数和(自身を除く): 1868181720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 239509, 479018, 718527, 958036, 1197545, 1437054, 1916072, 2395090, 2874108, 3592635, 4790180, 5748216, 7185270, 7424779, 9580360, 14370540, 14849558, 22274337, 28741080, 29699116, 37123895, 44548674, 59398232, 74247790, 89097348, 111371685, 148495580, 178194696, 222743370, 296991160, 445486740, 890973480]

約数ペア:

[(1, 890973480), (2, 445486740), (3, 296991160), (4, 222743370), (5, 178194696), (6, 148495580), (8, 111371685), (10, 89097348), (12, 74247790), (15, 59398232), (20, 44548674), (24, 37123895), (30, 29699116), (31, 28741080), (40, 22274337), (60, 14849558), (62, 14370540), (93, 9580360), (120, 7424779), (124, 7185270), (155, 5748216), (186, 4790180), (248, 3592635), (310, 2874108), (372, 2395090), (465, 1916072), (620, 1437054), (744, 1197545), (930, 958036), (1240, 718527), (1860, 479018), (3720, 239509)]