143550640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 342835200

約数和(自身を除く): 199284560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 127, 142, 199, 254, 284, 355, 398, 508, 568, 635, 710, 796, 995, 1016, 1136, 1270, 1420, 1592, 1990, 2032, 2540, 2840, 3184, 3980, 5080, 5680, 7960, 9017, 10160, 14129, 15920, 18034, 25273, 28258, 36068, 45085, 50546, 56516, 70645, 72136, 90170, 101092, 113032, 126365, 141290, 144272, 180340, 202184, 226064, 252730, 282580, 360680, 404368, 505460, 565160, 721360, 1010920, 1130320, 1794383, 2021840, 3588766, 7177532, 8971915, 14355064, 17943830, 28710128, 35887660, 71775320, 143550640]

約数ペア:

[(1, 143550640), (2, 71775320), (4, 35887660), (5, 28710128), (8, 17943830), (10, 14355064), (16, 8971915), (20, 7177532), (40, 3588766), (71, 2021840), (80, 1794383), (127, 1130320), (142, 1010920), (199, 721360), (254, 565160), (284, 505460), (355, 404368), (398, 360680), (508, 282580), (568, 252730), (635, 226064), (710, 202184), (796, 180340), (995, 144272), (1016, 141290), (1136, 126365), (1270, 113032), (1420, 101092), (1592, 90170), (1990, 72136), (2032, 70645), (2540, 56516), (2840, 50546), (3184, 45085), (3980, 36068), (5080, 28258), (5680, 25273), (7960, 18034), (9017, 15920), (10160, 14129)]