144437620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2551}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 321552000

約数和(自身を除く): 177114380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2551, 2831, 2980, 5102, 5662, 10204, 11324, 12755, 14155, 25510, 28310, 48469, 51020, 56620, 96938, 193876, 242345, 380099, 484690, 760198, 969380, 1520396, 1900495, 3800990, 7221881, 7601980, 14443762, 28887524, 36109405, 72218810, 144437620]

約数ペア:

[(1, 144437620), (2, 72218810), (4, 36109405), (5, 28887524), (10, 14443762), (19, 7601980), (20, 7221881), (38, 3800990), (76, 1900495), (95, 1520396), (149, 969380), (190, 760198), (298, 484690), (380, 380099), (596, 242345), (745, 193876), (1490, 96938), (2551, 56620), (2831, 51020), (2980, 48469), (5102, 28310), (5662, 25510), (10204, 14155), (11324, 12755)]