661788630

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{272341}}^1$

素因数の和:272363

約数の個数: 48

約数和(自身を含む): 1784384784

約数和(自身を除く): 1122596154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 272341, 544682, 817023, 1361705, 1634046, 2451069, 2723410, 4085115, 4902138, 7353207, 8170230, 12255345, 14706414, 22059621, 24510690, 36766035, 44119242, 66178863, 73532070, 110298105, 132357726, 220596210, 330894315, 661788630]

約数ペア:

[(1, 661788630), (2, 330894315), (3, 220596210), (5, 132357726), (6, 110298105), (9, 73532070), (10, 66178863), (15, 44119242), (18, 36766035), (27, 24510690), (30, 22059621), (45, 14706414), (54, 12255345), (81, 8170230), (90, 7353207), (135, 4902138), (162, 4085115), (243, 2723410), (270, 2451069), (405, 1634046), (486, 1361705), (810, 817023), (1215, 544682), (2430, 272341)]