387788601720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248582437}}^1$

素因数の和:248582464

約数の個数: 64

約数和(自身を含む): 1252855487520

約数和(自身を除く): 865066885800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 248582437, 497164874, 745747311, 994329748, 1242912185, 1491494622, 1988659496, 2485824370, 2982989244, 3231571681, 3728736555, 4971648740, 5965978488, 6463143362, 7457473110, 9694715043, 9943297480, 12926286724, 14914946220, 16157858405, 19389430086, 25852573448, 29829892440, 32315716810, 38778860172, 48473575215, 64631433620, 77557720344, 96947150430, 129262867240, 193894300860, 387788601720]

約数ペア:

[(1, 387788601720), (2, 193894300860), (3, 129262867240), (4, 96947150430), (5, 77557720344), (6, 64631433620), (8, 48473575215), (10, 38778860172), (12, 32315716810), (13, 29829892440), (15, 25852573448), (20, 19389430086), (24, 16157858405), (26, 14914946220), (30, 12926286724), (39, 9943297480), (40, 9694715043), (52, 7457473110), (60, 6463143362), (65, 5965978488), (78, 4971648740), (104, 3728736555), (120, 3231571681), (130, 2982989244), (156, 2485824370), (195, 1988659496), (260, 1491494622), (312, 1242912185), (390, 994329748), (520, 745747311), (780, 497164874), (1560, 248582437)]