70860020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 193052160

約数和(自身を除く): 122192140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 89, 94, 110, 121, 140, 154, 178, 188, 220, 235, 242, 308, 329, 356, 385, 445, 470, 484, 517, 605, 623, 658, 770, 847, 890, 940, 979, 1034, 1210, 1246, 1316, 1540, 1645, 1694, 1780, 1958, 2068, 2420, 2492, 2585, 3115, 3290, 3388, 3619, 3916, 4183, 4235, 4895, 5170, 5687, 6230, 6580, 6853, 7238, 8366, 8470, 9790, 10340, 10769, 11374, 12460, 13706, 14476, 16732, 16940, 18095, 19580, 20915, 21538, 22748, 27412, 28435, 29281, 34265, 36190, 39809, 41830, 43076, 46013, 53845, 56870, 58562, 68530, 72380, 75383, 79618, 83660, 92026, 107690, 113740, 117124, 137060, 146405, 150766, 159236, 184052, 199045, 215380, 230065, 292810, 301532, 322091, 376915, 398090, 460130, 506143, 585620, 644182, 753830, 796180, 920260, 1012286, 1288364, 1507660, 1610455, 2024572, 2530715, 3220910, 3543001, 5061430, 6441820, 7086002, 10122860, 14172004, 17715005, 35430010, 70860020]

約数ペア:

[(1, 70860020), (2, 35430010), (4, 17715005), (5, 14172004), (7, 10122860), (10, 7086002), (11, 6441820), (14, 5061430), (20, 3543001), (22, 3220910), (28, 2530715), (35, 2024572), (44, 1610455), (47, 1507660), (55, 1288364), (70, 1012286), (77, 920260), (89, 796180), (94, 753830), (110, 644182), (121, 585620), (140, 506143), (154, 460130), (178, 398090), (188, 376915), (220, 322091), (235, 301532), (242, 292810), (308, 230065), (329, 215380), (356, 199045), (385, 184052), (445, 159236), (470, 150766), (484, 146405), (517, 137060), (605, 117124), (623, 113740), (658, 107690), (770, 92026), (847, 83660), (890, 79618), (940, 75383), (979, 72380), (1034, 68530), (1210, 58562), (1246, 56870), (1316, 53845), (1540, 46013), (1645, 43076), (1694, 41830), (1780, 39809), (1958, 36190), (2068, 34265), (2420, 29281), (2492, 28435), (2585, 27412), (3115, 22748), (3290, 21538), (3388, 20915), (3619, 19580), (3916, 18095), (4183, 16940), (4235, 16732), (4895, 14476), (5170, 13706), (5687, 12460), (6230, 11374), (6580, 10769), (6853, 10340), (7238, 9790), (8366, 8470)]