66653580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158699}}^1$

素因数の和:158718

約数の個数: 48

約数和(自身を含む): 213292800

約数和(自身を除く): 146639220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 158699, 317398, 476097, 634796, 793495, 952194, 1110893, 1586990, 1904388, 2221786, 2380485, 3173980, 3332679, 4443572, 4760970, 5554465, 6665358, 9521940, 11108930, 13330716, 16663395, 22217860, 33326790, 66653580]

約数ペア:

[(1, 66653580), (2, 33326790), (3, 22217860), (4, 16663395), (5, 13330716), (6, 11108930), (7, 9521940), (10, 6665358), (12, 5554465), (14, 4760970), (15, 4443572), (20, 3332679), (21, 3173980), (28, 2380485), (30, 2221786), (35, 1904388), (42, 1586990), (60, 1110893), (70, 952194), (84, 793495), (105, 634796), (140, 476097), (210, 317398), (420, 158699)]