138897120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{289369}}^1$

素因数の和:289387

約数の個数: 48

約数和(自身を含む): 437527440

約数和(自身を除く): 298630320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 289369, 578738, 868107, 1157476, 1446845, 1736214, 2314952, 2893690, 3472428, 4340535, 4629904, 5787380, 6944856, 8681070, 9259808, 11574760, 13889712, 17362140, 23149520, 27779424, 34724280, 46299040, 69448560, 138897120]

約数ペア:

[(1, 138897120), (2, 69448560), (3, 46299040), (4, 34724280), (5, 27779424), (6, 23149520), (8, 17362140), (10, 13889712), (12, 11574760), (15, 9259808), (16, 8681070), (20, 6944856), (24, 5787380), (30, 4629904), (32, 4340535), (40, 3472428), (48, 2893690), (60, 2314952), (80, 1736214), (96, 1446845), (120, 1157476), (160, 868107), (240, 578738), (480, 289369)]