98401240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{769}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 253915200

約数和(自身を除く): 155513960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 457, 769, 914, 1538, 1828, 2285, 3076, 3199, 3656, 3845, 4570, 5383, 6152, 6398, 7690, 9140, 10766, 12796, 15380, 15995, 18280, 21532, 25592, 26915, 30760, 31990, 43064, 53830, 63980, 107660, 127960, 215320, 351433, 702866, 1405732, 1757165, 2460031, 2811464, 3514330, 4920062, 7028660, 9840124, 12300155, 14057320, 19680248, 24600310, 49200620, 98401240]

約数ペア:

[(1, 98401240), (2, 49200620), (4, 24600310), (5, 19680248), (7, 14057320), (8, 12300155), (10, 9840124), (14, 7028660), (20, 4920062), (28, 3514330), (35, 2811464), (40, 2460031), (56, 1757165), (70, 1405732), (140, 702866), (280, 351433), (457, 215320), (769, 127960), (914, 107660), (1538, 63980), (1828, 53830), (2285, 43064), (3076, 31990), (3199, 30760), (3656, 26915), (3845, 25592), (4570, 21532), (5383, 18280), (6152, 15995), (6398, 15380), (7690, 12796), (9140, 10766)]