15278940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2927}}^1$

素因数の和:2971

約数の個数: 72

約数和(自身を含む): 47960640

約数和(自身を除く): 32681700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 2927, 5220, 5854, 8781, 11708, 14635, 17562, 26343, 29270, 35124, 43905, 52686, 58540, 84883, 87810, 105372, 131715, 169766, 175620, 254649, 263430, 339532, 424415, 509298, 526860, 763947, 848830, 1018596, 1273245, 1527894, 1697660, 2546490, 3055788, 3819735, 5092980, 7639470, 15278940]

約数ペア:

[(1, 15278940), (2, 7639470), (3, 5092980), (4, 3819735), (5, 3055788), (6, 2546490), (9, 1697660), (10, 1527894), (12, 1273245), (15, 1018596), (18, 848830), (20, 763947), (29, 526860), (30, 509298), (36, 424415), (45, 339532), (58, 263430), (60, 254649), (87, 175620), (90, 169766), (116, 131715), (145, 105372), (174, 87810), (180, 84883), (261, 58540), (290, 52686), (348, 43905), (435, 35124), (522, 29270), (580, 26343), (870, 17562), (1044, 14635), (1305, 11708), (1740, 8781), (2610, 5854), (2927, 5220)]