331373140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{81619}}^1$

素因数の和:81664

約数の個数: 48

約数和(自身を含む): 822729600

約数和(自身を除く): 491356460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 81619, 163238, 326476, 408095, 571333, 816190, 1142666, 1632380, 2285332, 2366951, 2856665, 4733902, 5713330, 9467804, 11426660, 11834755, 16568657, 23669510, 33137314, 47339020, 66274628, 82843285, 165686570, 331373140]

約数ペア:

[(1, 331373140), (2, 165686570), (4, 82843285), (5, 66274628), (7, 47339020), (10, 33137314), (14, 23669510), (20, 16568657), (28, 11834755), (29, 11426660), (35, 9467804), (58, 5713330), (70, 4733902), (116, 2856665), (140, 2366951), (145, 2285332), (203, 1632380), (290, 1142666), (406, 816190), (580, 571333), (812, 408095), (1015, 326476), (2030, 163238), (4060, 81619)]