331127440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31121}}^1$

素因数の和:31160

約数の個数: 80

約数和(自身を含む): 926190720

約数和(自身を除く): 595063280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 31121, 62242, 124484, 155605, 217847, 248968, 311210, 435694, 497936, 591299, 622420, 871388, 1089235, 1182598, 1244840, 1742776, 2178470, 2365196, 2489680, 2956495, 3485552, 4139093, 4356940, 4730392, 5912990, 8278186, 8713880, 9460784, 11825980, 16556372, 17427760, 20695465, 23651960, 33112744, 41390930, 47303920, 66225488, 82781860, 165563720, 331127440]

約数ペア:

[(1, 331127440), (2, 165563720), (4, 82781860), (5, 66225488), (7, 47303920), (8, 41390930), (10, 33112744), (14, 23651960), (16, 20695465), (19, 17427760), (20, 16556372), (28, 11825980), (35, 9460784), (38, 8713880), (40, 8278186), (56, 5912990), (70, 4730392), (76, 4356940), (80, 4139093), (95, 3485552), (112, 2956495), (133, 2489680), (140, 2365196), (152, 2178470), (190, 1742776), (266, 1244840), (280, 1182598), (304, 1089235), (380, 871388), (532, 622420), (560, 591299), (665, 497936), (760, 435694), (1064, 311210), (1330, 248968), (1520, 217847), (2128, 155605), (2660, 124484), (5320, 62242), (10640, 31121)]