28818060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1535

約数の個数: 96

約数和(自身を含む): 89994240

約数和(自身を除く): 61176180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1487, 1615, 1938, 2974, 3230, 3876, 4461, 4845, 5948, 6460, 7435, 8922, 9690, 14870, 17844, 19380, 22305, 25279, 28253, 29740, 44610, 50558, 56506, 75837, 84759, 89220, 101116, 113012, 126395, 141265, 151674, 169518, 252790, 282530, 303348, 339036, 379185, 423795, 480301, 505580, 565060, 758370, 847590, 960602, 1440903, 1516740, 1695180, 1921204, 2401505, 2881806, 4803010, 5763612, 7204515, 9606020, 14409030, 28818060]

約数ペア:

[(1, 28818060), (2, 14409030), (3, 9606020), (4, 7204515), (5, 5763612), (6, 4803010), (10, 2881806), (12, 2401505), (15, 1921204), (17, 1695180), (19, 1516740), (20, 1440903), (30, 960602), (34, 847590), (38, 758370), (51, 565060), (57, 505580), (60, 480301), (68, 423795), (76, 379185), (85, 339036), (95, 303348), (102, 282530), (114, 252790), (170, 169518), (190, 151674), (204, 141265), (228, 126395), (255, 113012), (285, 101116), (323, 89220), (340, 84759), (380, 75837), (510, 56506), (570, 50558), (646, 44610), (969, 29740), (1020, 28253), (1140, 25279), (1292, 22305), (1487, 19380), (1615, 17844), (1938, 14870), (2974, 9690), (3230, 8922), (3876, 7435), (4461, 6460), (4845, 5948)]