231640140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89783}}^1$

素因数の和:89838

約数の個数: 48

約数和(自身を含む): 663683328

約数和(自身を除く): 432043188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 89783, 179566, 269349, 359132, 448915, 538698, 897830, 1077396, 1346745, 1795660, 2693490, 3860669, 5386980, 7721338, 11582007, 15442676, 19303345, 23164014, 38606690, 46328028, 57910035, 77213380, 115820070, 231640140]

約数ペア:

[(1, 231640140), (2, 115820070), (3, 77213380), (4, 57910035), (5, 46328028), (6, 38606690), (10, 23164014), (12, 19303345), (15, 15442676), (20, 11582007), (30, 7721338), (43, 5386980), (60, 3860669), (86, 2693490), (129, 1795660), (172, 1346745), (215, 1077396), (258, 897830), (430, 538698), (516, 448915), (645, 359132), (860, 269349), (1290, 179566), (2580, 89783)]