274750140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{654167}}^1$

素因数の和:654186

約数の個数: 48

約数和(自身を含む): 879201792

約数和(自身を除く): 604451652

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, 654167, 1308334, 1962501, 2616668, 3270835, 3925002, 4579169, 6541670, 7850004, 9158338, 9812505, 13083340, 13737507, 18316676, 19625010, 22895845, 27475014, 39250020, 45791690, 54950028, 68687535, 91583380, 137375070, 274750140]

約数ペア:

[(1, 274750140), (2, 137375070), (3, 91583380), (4, 68687535), (5, 54950028), (6, 45791690), (7, 39250020), (10, 27475014), (12, 22895845), (14, 19625010), (15, 18316676), (20, 13737507), (21, 13083340), (28, 9812505), (30, 9158338), (35, 7850004), (42, 6541670), (60, 4579169), (70, 3925002), (84, 3270835), (105, 2616668), (140, 1962501), (210, 1308334), (420, 654167)]