144490240

素因数分解:

$2^8\times 5^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 348788160

約数和(自身を除く): 204297920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 256, 314, 320, 628, 640, 719, 785, 1256, 1280, 1438, 1570, 2512, 2876, 3140, 3595, 5024, 5752, 6280, 7190, 10048, 11504, 12560, 14380, 20096, 23008, 25120, 28760, 40192, 46016, 50240, 57520, 92032, 100480, 112883, 115040, 184064, 200960, 225766, 230080, 451532, 460160, 564415, 903064, 920320, 1128830, 1806128, 2257660, 3612256, 4515320, 7224512, 9030640, 14449024, 18061280, 28898048, 36122560, 72245120, 144490240]

約数ペア:

[(1, 144490240), (2, 72245120), (4, 36122560), (5, 28898048), (8, 18061280), (10, 14449024), (16, 9030640), (20, 7224512), (32, 4515320), (40, 3612256), (64, 2257660), (80, 1806128), (128, 1128830), (157, 920320), (160, 903064), (256, 564415), (314, 460160), (320, 451532), (628, 230080), (640, 225766), (719, 200960), (785, 184064), (1256, 115040), (1280, 112883), (1438, 100480), (1570, 92032), (2512, 57520), (2876, 50240), (3140, 46016), (3595, 40192), (5024, 28760), (5752, 25120), (6280, 23008), (7190, 20096), (10048, 14380), (11504, 12560)]