31294480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 89994240

約数和(自身を除く): 58699760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 41, 47, 56, 58, 70, 80, 82, 94, 112, 116, 140, 145, 164, 188, 203, 205, 232, 235, 280, 287, 290, 328, 329, 376, 406, 410, 464, 470, 560, 574, 580, 656, 658, 752, 812, 820, 940, 1015, 1148, 1160, 1189, 1316, 1363, 1435, 1624, 1640, 1645, 1880, 1927, 2030, 2296, 2320, 2378, 2632, 2726, 2870, 3248, 3280, 3290, 3760, 3854, 4060, 4592, 4756, 5264, 5452, 5740, 5945, 6580, 6815, 7708, 8120, 8323, 9512, 9541, 9635, 10904, 11480, 11890, 13160, 13489, 13630, 15416, 16240, 16646, 19024, 19082, 19270, 21808, 22960, 23780, 26320, 26978, 27260, 30832, 33292, 38164, 38540, 41615, 47560, 47705, 53956, 54520, 55883, 66584, 67445, 76328, 77080, 83230, 95120, 95410, 107912, 109040, 111766, 133168, 134890, 152656, 154160, 166460, 190820, 215824, 223532, 269780, 279415, 332920, 381640, 391181, 447064, 539560, 558830, 665840, 763280, 782362, 894128, 1079120, 1117660, 1564724, 1955905, 2235320, 3129448, 3911810, 4470640, 6258896, 7823620, 15647240, 31294480]

約数ペア:

[(1, 31294480), (2, 15647240), (4, 7823620), (5, 6258896), (7, 4470640), (8, 3911810), (10, 3129448), (14, 2235320), (16, 1955905), (20, 1564724), (28, 1117660), (29, 1079120), (35, 894128), (40, 782362), (41, 763280), (47, 665840), (56, 558830), (58, 539560), (70, 447064), (80, 391181), (82, 381640), (94, 332920), (112, 279415), (116, 269780), (140, 223532), (145, 215824), (164, 190820), (188, 166460), (203, 154160), (205, 152656), (232, 134890), (235, 133168), (280, 111766), (287, 109040), (290, 107912), (328, 95410), (329, 95120), (376, 83230), (406, 77080), (410, 76328), (464, 67445), (470, 66584), (560, 55883), (574, 54520), (580, 53956), (656, 47705), (658, 47560), (752, 41615), (812, 38540), (820, 38164), (940, 33292), (1015, 30832), (1148, 27260), (1160, 26978), (1189, 26320), (1316, 23780), (1363, 22960), (1435, 21808), (1624, 19270), (1640, 19082), (1645, 19024), (1880, 16646), (1927, 16240), (2030, 15416), (2296, 13630), (2320, 13489), (2378, 13160), (2632, 11890), (2726, 11480), (2870, 10904), (3248, 9635), (3280, 9541), (3290, 9512), (3760, 8323), (3854, 8120), (4060, 7708), (4592, 6815), (4756, 6580), (5264, 5945), (5452, 5740)]