6487880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 128

約数和(自身を含む): 18662400

約数和(自身を除く): 12174520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 29, 34, 35, 40, 47, 56, 58, 68, 70, 85, 94, 116, 119, 136, 140, 145, 170, 188, 203, 232, 235, 238, 280, 290, 329, 340, 376, 406, 470, 476, 493, 580, 595, 658, 680, 799, 812, 940, 952, 986, 1015, 1160, 1190, 1316, 1363, 1598, 1624, 1645, 1880, 1972, 2030, 2380, 2465, 2632, 2726, 3196, 3290, 3451, 3944, 3995, 4060, 4760, 4930, 5452, 5593, 6392, 6580, 6815, 6902, 7990, 8120, 9541, 9860, 10904, 11186, 13160, 13630, 13804, 15980, 17255, 19082, 19720, 22372, 23171, 27260, 27608, 27965, 31960, 34510, 38164, 44744, 46342, 47705, 54520, 55930, 69020, 76328, 92684, 95410, 111860, 115855, 138040, 162197, 185368, 190820, 223720, 231710, 324394, 381640, 463420, 648788, 810985, 926840, 1297576, 1621970, 3243940, 6487880]

約数ペア:

[(1, 6487880), (2, 3243940), (4, 1621970), (5, 1297576), (7, 926840), (8, 810985), (10, 648788), (14, 463420), (17, 381640), (20, 324394), (28, 231710), (29, 223720), (34, 190820), (35, 185368), (40, 162197), (47, 138040), (56, 115855), (58, 111860), (68, 95410), (70, 92684), (85, 76328), (94, 69020), (116, 55930), (119, 54520), (136, 47705), (140, 46342), (145, 44744), (170, 38164), (188, 34510), (203, 31960), (232, 27965), (235, 27608), (238, 27260), (280, 23171), (290, 22372), (329, 19720), (340, 19082), (376, 17255), (406, 15980), (470, 13804), (476, 13630), (493, 13160), (580, 11186), (595, 10904), (658, 9860), (680, 9541), (799, 8120), (812, 7990), (940, 6902), (952, 6815), (986, 6580), (1015, 6392), (1160, 5593), (1190, 5452), (1316, 4930), (1363, 4760), (1598, 4060), (1624, 3995), (1645, 3944), (1880, 3451), (1972, 3290), (2030, 3196), (2380, 2726), (2465, 2632)]