78364920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15187}}^1$

素因数の和:15244

約数の個数: 64

約数和(自身を含む): 240577920

約数和(自身を除く): 162213000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 15187, 30374, 45561, 60748, 75935, 91122, 121496, 151870, 182244, 227805, 303740, 364488, 455610, 607480, 653041, 911220, 1306082, 1822440, 1959123, 2612164, 3265205, 3918246, 5224328, 6530410, 7836492, 9795615, 13060820, 15672984, 19591230, 26121640, 39182460, 78364920]

約数ペア:

[(1, 78364920), (2, 39182460), (3, 26121640), (4, 19591230), (5, 15672984), (6, 13060820), (8, 9795615), (10, 7836492), (12, 6530410), (15, 5224328), (20, 3918246), (24, 3265205), (30, 2612164), (40, 1959123), (43, 1822440), (60, 1306082), (86, 911220), (120, 653041), (129, 607480), (172, 455610), (215, 364488), (258, 303740), (344, 227805), (430, 182244), (516, 151870), (645, 121496), (860, 91122), (1032, 75935), (1290, 60748), (1720, 45561), (2580, 30374), (5160, 15187)]