72420516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{287383}}^1$

素因数の和:287400

約数の個数: 36

約数和(自身を含む): 209215552

約数和(自身を除く): 136795036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 287383, 574766, 862149, 1149532, 1724298, 2011681, 2586447, 3448596, 4023362, 5172894, 6035043, 8046724, 10345788, 12070086, 18105129, 24140172, 36210258, 72420516]

約数ペア:

[(1, 72420516), (2, 36210258), (3, 24140172), (4, 18105129), (6, 12070086), (7, 10345788), (9, 8046724), (12, 6035043), (14, 5172894), (18, 4023362), (21, 3448596), (28, 2586447), (36, 2011681), (42, 1724298), (63, 1149532), (84, 862149), (126, 574766), (252, 287383)]