145297920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{18919}}^1$

素因数の和:18945

約数の個数: 80

約数和(自身を含む): 464523840

約数和(自身を除く): 319225920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 18919, 37838, 56757, 75676, 94595, 113514, 151352, 189190, 227028, 283785, 302704, 378380, 454056, 567570, 605408, 756760, 908112, 1135140, 1210816, 1513520, 1816224, 2270280, 2421632, 3027040, 3632448, 4540560, 4843264, 6054080, 7264896, 9081120, 9686528, 12108160, 14529792, 18162240, 24216320, 29059584, 36324480, 48432640, 72648960, 145297920]

約数ペア:

[(1, 145297920), (2, 72648960), (3, 48432640), (4, 36324480), (5, 29059584), (6, 24216320), (8, 18162240), (10, 14529792), (12, 12108160), (15, 9686528), (16, 9081120), (20, 7264896), (24, 6054080), (30, 4843264), (32, 4540560), (40, 3632448), (48, 3027040), (60, 2421632), (64, 2270280), (80, 1816224), (96, 1513520), (120, 1210816), (128, 1135140), (160, 908112), (192, 756760), (240, 605408), (256, 567570), (320, 454056), (384, 378380), (480, 302704), (512, 283785), (640, 227028), (768, 189190), (960, 151352), (1280, 113514), (1536, 94595), (1920, 75676), (2560, 56757), (3840, 37838), (7680, 18919)]