123931530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81001}}^1$

素因数の和:81031

約数の個数: 48

約数和(自身を含む): 341180424

約数和(自身を除く): 217248894

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, 81001, 162002, 243003, 405005, 486006, 729009, 810010, 1215015, 1377017, 1458018, 2430030, 2754034, 3645045, 4131051, 6885085, 7290090, 8262102, 12393153, 13770170, 20655255, 24786306, 41310510, 61965765, 123931530]

約数ペア:

[(1, 123931530), (2, 61965765), (3, 41310510), (5, 24786306), (6, 20655255), (9, 13770170), (10, 12393153), (15, 8262102), (17, 7290090), (18, 6885085), (30, 4131051), (34, 3645045), (45, 2754034), (51, 2430030), (85, 1458018), (90, 1377017), (102, 1215015), (153, 810010), (170, 729009), (255, 486006), (306, 405005), (510, 243003), (765, 162002), (1530, 81001)]