80258220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63697}}^1$

素因数の和:63719

約数の個数: 72

約数和(自身を含む): 278232864

約数和(自身を除く): 197974644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63697, 127394, 191091, 254788, 318485, 382182, 445879, 573273, 636970, 764364, 891758, 955455, 1146546, 1273940, 1337637, 1783516, 1910910, 2229395, 2293092, 2675274, 2866365, 3821820, 4012911, 4458790, 5350548, 5732730, 6688185, 8025822, 8917580, 11465460, 13376370, 16051644, 20064555, 26752740, 40129110, 80258220]

約数ペア:

[(1, 80258220), (2, 40129110), (3, 26752740), (4, 20064555), (5, 16051644), (6, 13376370), (7, 11465460), (9, 8917580), (10, 8025822), (12, 6688185), (14, 5732730), (15, 5350548), (18, 4458790), (20, 4012911), (21, 3821820), (28, 2866365), (30, 2675274), (35, 2293092), (36, 2229395), (42, 1910910), (45, 1783516), (60, 1337637), (63, 1273940), (70, 1146546), (84, 955455), (90, 891758), (105, 764364), (126, 636970), (140, 573273), (180, 445879), (210, 382182), (252, 318485), (315, 254788), (420, 191091), (630, 127394), (1260, 63697)]