31845520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 92494080

約数和(自身を除く): 60648560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 41, 56, 70, 73, 76, 80, 82, 95, 112, 133, 140, 146, 152, 164, 190, 205, 266, 280, 287, 292, 304, 328, 365, 380, 410, 511, 532, 560, 574, 584, 656, 665, 730, 760, 779, 820, 1022, 1064, 1148, 1168, 1330, 1387, 1435, 1460, 1520, 1558, 1640, 2044, 2128, 2296, 2555, 2660, 2774, 2870, 2920, 2993, 3116, 3280, 3895, 4088, 4592, 5110, 5320, 5453, 5548, 5740, 5840, 5986, 6232, 6935, 7790, 8176, 9709, 10220, 10640, 10906, 11096, 11480, 11972, 12464, 13870, 14965, 15580, 19418, 20440, 20951, 21812, 22192, 22960, 23944, 27265, 27740, 29930, 31160, 38836, 40880, 41902, 43624, 47888, 48545, 54530, 55480, 56867, 59860, 62320, 77672, 83804, 87248, 97090, 104755, 109060, 110960, 113734, 119720, 155344, 167608, 194180, 209510, 218120, 227468, 239440, 284335, 335216, 388360, 398069, 419020, 436240, 454936, 568670, 776720, 796138, 838040, 909872, 1137340, 1592276, 1676080, 1990345, 2274680, 3184552, 3980690, 4549360, 6369104, 7961380, 15922760, 31845520]

約数ペア:

[(1, 31845520), (2, 15922760), (4, 7961380), (5, 6369104), (7, 4549360), (8, 3980690), (10, 3184552), (14, 2274680), (16, 1990345), (19, 1676080), (20, 1592276), (28, 1137340), (35, 909872), (38, 838040), (40, 796138), (41, 776720), (56, 568670), (70, 454936), (73, 436240), (76, 419020), (80, 398069), (82, 388360), (95, 335216), (112, 284335), (133, 239440), (140, 227468), (146, 218120), (152, 209510), (164, 194180), (190, 167608), (205, 155344), (266, 119720), (280, 113734), (287, 110960), (292, 109060), (304, 104755), (328, 97090), (365, 87248), (380, 83804), (410, 77672), (511, 62320), (532, 59860), (560, 56867), (574, 55480), (584, 54530), (656, 48545), (665, 47888), (730, 43624), (760, 41902), (779, 40880), (820, 38836), (1022, 31160), (1064, 29930), (1148, 27740), (1168, 27265), (1330, 23944), (1387, 22960), (1435, 22192), (1460, 21812), (1520, 20951), (1558, 20440), (1640, 19418), (2044, 15580), (2128, 14965), (2296, 13870), (2555, 12464), (2660, 11972), (2774, 11480), (2870, 11096), (2920, 10906), (2993, 10640), (3116, 10220), (3280, 9709), (3895, 8176), (4088, 7790), (4592, 6935), (5110, 6232), (5320, 5986), (5453, 5840), (5548, 5740)]