279223440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1163431}}^1$

素因数の和:1163447

約数の個数: 40

約数和(自身を含む): 865593408

約数和(自身を除く): 586369968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1163431, 2326862, 3490293, 4653724, 5817155, 6980586, 9307448, 11634310, 13961172, 17451465, 18614896, 23268620, 27922344, 34902930, 46537240, 55844688, 69805860, 93074480, 139611720, 279223440]

約数ペア:

[(1, 279223440), (2, 139611720), (3, 93074480), (4, 69805860), (5, 55844688), (6, 46537240), (8, 34902930), (10, 27922344), (12, 23268620), (15, 18614896), (16, 17451465), (20, 13961172), (24, 11634310), (30, 9307448), (40, 6980586), (48, 5817155), (60, 4653724), (80, 3490293), (120, 2326862), (240, 1163431)]