158821920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2081}}^1$

素因数の和:2155

約数の個数: 144

約数和(自身を含む): 552471192

約数和(自身を除く): 393649272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2081, 2120, 2385, 2544, 3180, 3816, 4162, 4240, 4770, 5088, 6243, 6360, 7632, 8324, 8480, 9540, 10405, 12486, 12720, 15264, 16648, 18729, 19080, 20810, 24972, 25440, 31215, 33296, 37458, 38160, 41620, 49944, 62430, 66592, 74916, 76320, 83240, 93645, 99888, 110293, 124860, 149832, 166480, 187290, 199776, 220586, 249720, 299664, 330879, 332960, 374580, 441172, 499440, 551465, 599328, 661758, 749160, 882344, 992637, 998880, 1102930, 1323516, 1498320, 1654395, 1764688, 1985274, 2205860, 2647032, 2996640, 3308790, 3529376, 3970548, 4411720, 4963185, 5294064, 6617580, 7941096, 8823440, 9926370, 10588128, 13235160, 15882192, 17646880, 19852740, 26470320, 31764384, 39705480, 52940640, 79410960, 158821920]

約数ペア:

[(1, 158821920), (2, 79410960), (3, 52940640), (4, 39705480), (5, 31764384), (6, 26470320), (8, 19852740), (9, 17646880), (10, 15882192), (12, 13235160), (15, 10588128), (16, 9926370), (18, 8823440), (20, 7941096), (24, 6617580), (30, 5294064), (32, 4963185), (36, 4411720), (40, 3970548), (45, 3529376), (48, 3308790), (53, 2996640), (60, 2647032), (72, 2205860), (80, 1985274), (90, 1764688), (96, 1654395), (106, 1498320), (120, 1323516), (144, 1102930), (159, 998880), (160, 992637), (180, 882344), (212, 749160), (240, 661758), (265, 599328), (288, 551465), (318, 499440), (360, 441172), (424, 374580), (477, 332960), (480, 330879), (530, 299664), (636, 249720), (720, 220586), (795, 199776), (848, 187290), (954, 166480), (1060, 149832), (1272, 124860), (1440, 110293), (1590, 99888), (1696, 93645), (1908, 83240), (2081, 76320), (2120, 74916), (2385, 66592), (2544, 62430), (3180, 49944), (3816, 41620), (4162, 38160), (4240, 37458), (4770, 33296), (5088, 31215), (6243, 25440), (6360, 24972), (7632, 20810), (8324, 19080), (8480, 18729), (9540, 16648), (10405, 15264), (12486, 12720)]