144862720

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:891

約数の個数: 80

約数和(自身を含む): 352664928

約数和(自身を除く): 207802208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 797, 1136, 1280, 1420, 1594, 2272, 2560, 2840, 3188, 3985, 4544, 5680, 6376, 7970, 9088, 11360, 12752, 15940, 18176, 22720, 25504, 31880, 36352, 45440, 51008, 56587, 63760, 90880, 102016, 113174, 127520, 181760, 204032, 226348, 255040, 282935, 408064, 452696, 510080, 565870, 905392, 1020160, 1131740, 1810784, 2040320, 2263480, 3621568, 4526960, 7243136, 9053920, 14486272, 18107840, 28972544, 36215680, 72431360, 144862720]

約数ペア:

[(1, 144862720), (2, 72431360), (4, 36215680), (5, 28972544), (8, 18107840), (10, 14486272), (16, 9053920), (20, 7243136), (32, 4526960), (40, 3621568), (64, 2263480), (71, 2040320), (80, 1810784), (128, 1131740), (142, 1020160), (160, 905392), (256, 565870), (284, 510080), (320, 452696), (355, 408064), (512, 282935), (568, 255040), (640, 226348), (710, 204032), (797, 181760), (1136, 127520), (1280, 113174), (1420, 102016), (1594, 90880), (2272, 63760), (2560, 56587), (2840, 51008), (3188, 45440), (3985, 36352), (4544, 31880), (5680, 25504), (6376, 22720), (7970, 18176), (9088, 15940), (11360, 12752)]