138338560

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 357912576

約数和(自身を除く): 219574016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 115, 127, 128, 148, 160, 184, 185, 230, 254, 256, 296, 320, 368, 370, 460, 508, 592, 635, 640, 736, 740, 851, 920, 1016, 1184, 1270, 1280, 1472, 1480, 1702, 1840, 2032, 2368, 2540, 2921, 2944, 2960, 3404, 3680, 4064, 4255, 4699, 4736, 5080, 5842, 5888, 5920, 6808, 7360, 8128, 8510, 9398, 9472, 10160, 11684, 11840, 13616, 14605, 14720, 16256, 17020, 18796, 20320, 23368, 23495, 23680, 27232, 29210, 29440, 32512, 34040, 37592, 40640, 46736, 46990, 47360, 54464, 58420, 68080, 75184, 81280, 93472, 93980, 108077, 108928, 116840, 136160, 150368, 162560, 186944, 187960, 216154, 217856, 233680, 272320, 300736, 373888, 375920, 432308, 467360, 540385, 544640, 601472, 747776, 751840, 864616, 934720, 1080770, 1089280, 1202944, 1503680, 1729232, 1869440, 2161540, 3007360, 3458464, 3738880, 4323080, 6014720, 6916928, 8646160, 13833856, 17292320, 27667712, 34584640, 69169280, 138338560]

約数ペア:

[(1, 138338560), (2, 69169280), (4, 34584640), (5, 27667712), (8, 17292320), (10, 13833856), (16, 8646160), (20, 6916928), (23, 6014720), (32, 4323080), (37, 3738880), (40, 3458464), (46, 3007360), (64, 2161540), (74, 1869440), (80, 1729232), (92, 1503680), (115, 1202944), (127, 1089280), (128, 1080770), (148, 934720), (160, 864616), (184, 751840), (185, 747776), (230, 601472), (254, 544640), (256, 540385), (296, 467360), (320, 432308), (368, 375920), (370, 373888), (460, 300736), (508, 272320), (592, 233680), (635, 217856), (640, 216154), (736, 187960), (740, 186944), (851, 162560), (920, 150368), (1016, 136160), (1184, 116840), (1270, 108928), (1280, 108077), (1472, 93980), (1480, 93472), (1702, 81280), (1840, 75184), (2032, 68080), (2368, 58420), (2540, 54464), (2921, 47360), (2944, 46990), (2960, 46736), (3404, 40640), (3680, 37592), (4064, 34040), (4255, 32512), (4699, 29440), (4736, 29210), (5080, 27232), (5842, 23680), (5888, 23495), (5920, 23368), (6808, 20320), (7360, 18796), (8128, 17020), (8510, 16256), (9398, 14720), (9472, 14605), (10160, 13616), (11684, 11840)]