187149560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{733}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 455021280

約数和(自身を除く): 267871720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 491, 520, 733, 982, 1466, 1964, 2455, 2932, 3665, 3928, 4910, 5864, 6383, 7330, 9529, 9820, 12766, 14660, 19058, 19640, 25532, 29320, 31915, 38116, 47645, 51064, 63830, 76232, 95290, 127660, 190580, 255320, 359903, 381160, 719806, 1439612, 1799515, 2879224, 3599030, 4678739, 7198060, 9357478, 14396120, 18714956, 23393695, 37429912, 46787390, 93574780, 187149560]

約数ペア:

[(1, 187149560), (2, 93574780), (4, 46787390), (5, 37429912), (8, 23393695), (10, 18714956), (13, 14396120), (20, 9357478), (26, 7198060), (40, 4678739), (52, 3599030), (65, 2879224), (104, 1799515), (130, 1439612), (260, 719806), (491, 381160), (520, 359903), (733, 255320), (982, 190580), (1466, 127660), (1964, 95290), (2455, 76232), (2932, 63830), (3665, 51064), (3928, 47645), (4910, 38116), (5864, 31915), (6383, 29320), (7330, 25532), (9529, 19640), (9820, 19058), (12766, 14660)]