209103480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580843}}^1$

素因数の和:580860

約数の個数: 48

約数和(自身を含む): 679587480

約数和(自身を除く): 470484000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 580843, 1161686, 1742529, 2323372, 2904215, 3485058, 4646744, 5227587, 5808430, 6970116, 8712645, 10455174, 11616860, 13940232, 17425290, 20910348, 23233720, 26137935, 34850580, 41820696, 52275870, 69701160, 104551740, 209103480]

約数ペア:

[(1, 209103480), (2, 104551740), (3, 69701160), (4, 52275870), (5, 41820696), (6, 34850580), (8, 26137935), (9, 23233720), (10, 20910348), (12, 17425290), (15, 13940232), (18, 11616860), (20, 10455174), (24, 8712645), (30, 6970116), (36, 5808430), (40, 5227587), (45, 4646744), (60, 3485058), (72, 2904215), (90, 2323372), (120, 1742529), (180, 1161686), (360, 580843)]