131493360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547889}}^1$

素因数の和:547905

約数の個数: 40

約数和(自身を含む): 407630160

約数和(自身を除く): 276136800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547889, 1095778, 1643667, 2191556, 2739445, 3287334, 4383112, 5478890, 6574668, 8218335, 8766224, 10957780, 13149336, 16436670, 21915560, 26298672, 32873340, 43831120, 65746680, 131493360]

約数ペア:

[(1, 131493360), (2, 65746680), (3, 43831120), (4, 32873340), (5, 26298672), (6, 21915560), (8, 16436670), (10, 13149336), (12, 10957780), (15, 8766224), (16, 8218335), (20, 6574668), (24, 5478890), (30, 4383112), (40, 3287334), (48, 2739445), (60, 2191556), (80, 1643667), (120, 1095778), (240, 547889)]