248195160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{689431}}^1$

素因数の和:689448

約数の個数: 48

約数和(自身を含む): 806635440

約数和(自身を除く): 558440280

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, 689431, 1378862, 2068293, 2757724, 3447155, 4136586, 5515448, 6204879, 6894310, 8273172, 10341465, 12409758, 13788620, 16546344, 20682930, 24819516, 27577240, 31024395, 41365860, 49639032, 62048790, 82731720, 124097580, 248195160]

約数ペア:

[(1, 248195160), (2, 124097580), (3, 82731720), (4, 62048790), (5, 49639032), (6, 41365860), (8, 31024395), (9, 27577240), (10, 24819516), (12, 20682930), (15, 16546344), (18, 13788620), (20, 12409758), (24, 10341465), (30, 8273172), (36, 6894310), (40, 6204879), (45, 5515448), (60, 4136586), (72, 3447155), (90, 2757724), (120, 2068293), (180, 1378862), (360, 689431)]