157386420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{997}}^1$

素因数の和:1889

約数の個数: 72

約数和(自身を含む): 478429224

約数和(自身を除く): 321042804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 877, 997, 1754, 1994, 2631, 2991, 3508, 3988, 4385, 4985, 5262, 5982, 7893, 8770, 8973, 9970, 10524, 11964, 13155, 14955, 15786, 17540, 17946, 19940, 26310, 29910, 31572, 35892, 39465, 44865, 52620, 59820, 78930, 89730, 157860, 179460, 874369, 1748738, 2623107, 3497476, 4371845, 5246214, 7869321, 8743690, 10492428, 13115535, 15738642, 17487380, 26231070, 31477284, 39346605, 52462140, 78693210, 157386420]

約数ペア:

[(1, 157386420), (2, 78693210), (3, 52462140), (4, 39346605), (5, 31477284), (6, 26231070), (9, 17487380), (10, 15738642), (12, 13115535), (15, 10492428), (18, 8743690), (20, 7869321), (30, 5246214), (36, 4371845), (45, 3497476), (60, 2623107), (90, 1748738), (180, 874369), (877, 179460), (997, 157860), (1754, 89730), (1994, 78930), (2631, 59820), (2991, 52620), (3508, 44865), (3988, 39465), (4385, 35892), (4985, 31572), (5262, 29910), (5982, 26310), (7893, 19940), (8770, 17946), (8973, 17540), (9970, 15786), (10524, 14955), (11964, 13155)]