123931020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121501}}^1$

素因数の和:121530

約数の個数: 48

約数和(自身を含む): 367422048

約数和(自身を除く): 243491028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 121501, 243002, 364503, 486004, 607505, 729006, 1215010, 1458012, 1822515, 2065517, 2430020, 3645030, 4131034, 6196551, 7290060, 8262068, 10327585, 12393102, 20655170, 24786204, 30982755, 41310340, 61965510, 123931020]

約数ペア:

[(1, 123931020), (2, 61965510), (3, 41310340), (4, 30982755), (5, 24786204), (6, 20655170), (10, 12393102), (12, 10327585), (15, 8262068), (17, 7290060), (20, 6196551), (30, 4131034), (34, 3645030), (51, 2430020), (60, 2065517), (68, 1822515), (85, 1458012), (102, 1215010), (170, 729006), (204, 607505), (255, 486004), (340, 364503), (510, 243002), (1020, 121501)]