159907920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21493}}^1$

素因数の和:21540

約数の個数: 80

約数和(自身を含む): 511729152

約数和(自身を除く): 351821232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 21493, 42986, 64479, 85972, 107465, 128958, 171944, 214930, 257916, 322395, 343888, 429860, 515832, 644790, 666283, 859720, 1031664, 1289580, 1332566, 1719440, 1998849, 2579160, 2665132, 3331415, 3997698, 5158320, 5330264, 6662830, 7995396, 9994245, 10660528, 13325660, 15990792, 19988490, 26651320, 31981584, 39976980, 53302640, 79953960, 159907920]

約数ペア:

[(1, 159907920), (2, 79953960), (3, 53302640), (4, 39976980), (5, 31981584), (6, 26651320), (8, 19988490), (10, 15990792), (12, 13325660), (15, 10660528), (16, 9994245), (20, 7995396), (24, 6662830), (30, 5330264), (31, 5158320), (40, 3997698), (48, 3331415), (60, 2665132), (62, 2579160), (80, 1998849), (93, 1719440), (120, 1332566), (124, 1289580), (155, 1031664), (186, 859720), (240, 666283), (248, 644790), (310, 515832), (372, 429860), (465, 343888), (496, 322395), (620, 257916), (744, 214930), (930, 171944), (1240, 128958), (1488, 107465), (1860, 85972), (2480, 64479), (3720, 42986), (7440, 21493)]