68813340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 200202240

約数和(自身を除く): 131388900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 139, 148, 185, 222, 223, 278, 370, 417, 444, 446, 555, 556, 669, 695, 740, 834, 892, 1110, 1115, 1338, 1390, 1668, 2085, 2220, 2230, 2676, 2780, 3345, 4170, 4460, 5143, 6690, 8251, 8340, 10286, 13380, 15429, 16502, 20572, 24753, 25715, 30858, 30997, 33004, 41255, 49506, 51430, 61716, 61994, 77145, 82510, 92991, 99012, 102860, 123765, 123988, 154290, 154985, 165020, 185982, 247530, 308580, 309970, 371964, 464955, 495060, 619940, 929910, 1146889, 1859820, 2293778, 3440667, 4587556, 5734445, 6881334, 11468890, 13762668, 17203335, 22937780, 34406670, 68813340]

約数ペア:

[(1, 68813340), (2, 34406670), (3, 22937780), (4, 17203335), (5, 13762668), (6, 11468890), (10, 6881334), (12, 5734445), (15, 4587556), (20, 3440667), (30, 2293778), (37, 1859820), (60, 1146889), (74, 929910), (111, 619940), (139, 495060), (148, 464955), (185, 371964), (222, 309970), (223, 308580), (278, 247530), (370, 185982), (417, 165020), (444, 154985), (446, 154290), (555, 123988), (556, 123765), (669, 102860), (695, 99012), (740, 92991), (834, 82510), (892, 77145), (1110, 61994), (1115, 61716), (1338, 51430), (1390, 49506), (1668, 41255), (2085, 33004), (2220, 30997), (2230, 30858), (2676, 25715), (2780, 24753), (3345, 20572), (4170, 16502), (4460, 15429), (5143, 13380), (6690, 10286), (8251, 8340)]