148571920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 406099008

約数和(自身を除く): 257527088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 151, 196, 245, 251, 280, 302, 392, 490, 502, 560, 604, 755, 784, 980, 1004, 1057, 1208, 1255, 1510, 1757, 1960, 2008, 2114, 2416, 2510, 3020, 3514, 3920, 4016, 4228, 5020, 5285, 6040, 7028, 7399, 8456, 8785, 10040, 10570, 12080, 12299, 14056, 14798, 16912, 17570, 20080, 21140, 24598, 28112, 29596, 35140, 36995, 37901, 42280, 49196, 59192, 61495, 70280, 73990, 75802, 84560, 98392, 118384, 122990, 140560, 147980, 151604, 189505, 196784, 245980, 265307, 295960, 303208, 379010, 491960, 530614, 591920, 606416, 758020, 983920, 1061228, 1326535, 1516040, 1857149, 2122456, 2653070, 3032080, 3714298, 4244912, 5306140, 7428596, 9285745, 10612280, 14857192, 18571490, 21224560, 29714384, 37142980, 74285960, 148571920]

約数ペア:

[(1, 148571920), (2, 74285960), (4, 37142980), (5, 29714384), (7, 21224560), (8, 18571490), (10, 14857192), (14, 10612280), (16, 9285745), (20, 7428596), (28, 5306140), (35, 4244912), (40, 3714298), (49, 3032080), (56, 2653070), (70, 2122456), (80, 1857149), (98, 1516040), (112, 1326535), (140, 1061228), (151, 983920), (196, 758020), (245, 606416), (251, 591920), (280, 530614), (302, 491960), (392, 379010), (490, 303208), (502, 295960), (560, 265307), (604, 245980), (755, 196784), (784, 189505), (980, 151604), (1004, 147980), (1057, 140560), (1208, 122990), (1255, 118384), (1510, 98392), (1757, 84560), (1960, 75802), (2008, 73990), (2114, 70280), (2416, 61495), (2510, 59192), (3020, 49196), (3514, 42280), (3920, 37901), (4016, 36995), (4228, 35140), (5020, 29596), (5285, 28112), (6040, 24598), (7028, 21140), (7399, 20080), (8456, 17570), (8785, 16912), (10040, 14798), (10570, 14056), (12080, 12299)]