381302010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{249217}}^1$

素因数の和:249247

約数の個数: 48

約数和(自身を含む): 1049706216

約数和(自身を除く): 668404206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 249217, 498434, 747651, 1246085, 1495302, 2242953, 2492170, 3738255, 4236689, 4485906, 7476510, 8473378, 11214765, 12710067, 21183445, 22429530, 25420134, 38130201, 42366890, 63550335, 76260402, 127100670, 190651005, 381302010]

約数ペア:

[(1, 381302010), (2, 190651005), (3, 127100670), (5, 76260402), (6, 63550335), (9, 42366890), (10, 38130201), (15, 25420134), (17, 22429530), (18, 21183445), (30, 12710067), (34, 11214765), (45, 8473378), (51, 7476510), (85, 4485906), (90, 4236689), (102, 3738255), (153, 2492170), (170, 2242953), (255, 1495302), (306, 1246085), (510, 747651), (765, 498434), (1530, 249217)]