248179620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{318179}}^1$

素因数の和:318204

約数の個数: 48

約数和(自身を含む): 748359360

約数和(自身を除く): 500179740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 318179, 636358, 954537, 1272716, 1590895, 1909074, 3181790, 3818148, 4136327, 4772685, 6363580, 8272654, 9545370, 12408981, 16545308, 19090740, 20681635, 24817962, 41363270, 49635924, 62044905, 82726540, 124089810, 248179620]

約数ペア:

[(1, 248179620), (2, 124089810), (3, 82726540), (4, 62044905), (5, 49635924), (6, 41363270), (10, 24817962), (12, 20681635), (13, 19090740), (15, 16545308), (20, 12408981), (26, 9545370), (30, 8272654), (39, 6363580), (52, 4772685), (60, 4136327), (65, 3818148), (78, 3181790), (130, 1909074), (156, 1590895), (195, 1272716), (260, 954537), (390, 636358), (780, 318179)]