287228460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{21467}}^1$

素因数の和:21702

約数の個数: 48

約数和(自身を含む): 807883776

約数和(自身を除く): 520655316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 2230, 2676, 3345, 4460, 6690, 13380, 21467, 42934, 64401, 85868, 107335, 128802, 214670, 257604, 322005, 429340, 644010, 1288020, 4787141, 9574282, 14361423, 19148564, 23935705, 28722846, 47871410, 57445692, 71807115, 95742820, 143614230, 287228460]

約数ペア:

[(1, 287228460), (2, 143614230), (3, 95742820), (4, 71807115), (5, 57445692), (6, 47871410), (10, 28722846), (12, 23935705), (15, 19148564), (20, 14361423), (30, 9574282), (60, 4787141), (223, 1288020), (446, 644010), (669, 429340), (892, 322005), (1115, 257604), (1338, 214670), (2230, 128802), (2676, 107335), (3345, 85868), (4460, 64401), (6690, 42934), (13380, 21467)]