15704724060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{87511}}^1$

素因数の和:88523

約数の個数: 72

約数和(自身を含む): 47685988896

約数和(自身を除く): 31981264836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 997, 1994, 2991, 3988, 4985, 5982, 8973, 9970, 11964, 14955, 17946, 19940, 29910, 35892, 44865, 59820, 87511, 89730, 175022, 179460, 262533, 350044, 437555, 525066, 787599, 875110, 1050132, 1312665, 1575198, 1750220, 2625330, 3150396, 3937995, 5250660, 7875990, 15751980, 87248467, 174496934, 261745401, 348993868, 436242335, 523490802, 785236203, 872484670, 1046981604, 1308727005, 1570472406, 1744969340, 2617454010, 3140944812, 3926181015, 5234908020, 7852362030, 15704724060]

約数ペア:

[(1, 15704724060), (2, 7852362030), (3, 5234908020), (4, 3926181015), (5, 3140944812), (6, 2617454010), (9, 1744969340), (10, 1570472406), (12, 1308727005), (15, 1046981604), (18, 872484670), (20, 785236203), (30, 523490802), (36, 436242335), (45, 348993868), (60, 261745401), (90, 174496934), (180, 87248467), (997, 15751980), (1994, 7875990), (2991, 5250660), (3988, 3937995), (4985, 3150396), (5982, 2625330), (8973, 1750220), (9970, 1575198), (11964, 1312665), (14955, 1050132), (17946, 875110), (19940, 787599), (29910, 525066), (35892, 437555), (44865, 350044), (59820, 262533), (87511, 179460), (89730, 175022)]