210401490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6829}}^1$

素因数の和:6931

約数の個数: 64

約数和(自身を含む): 550771200

約数和(自身を除く): 340369710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 390, 395, 474, 790, 1027, 1185, 2054, 2370, 3081, 5135, 6162, 6829, 10270, 13658, 15405, 20487, 30810, 34145, 40974, 68290, 88777, 102435, 177554, 204870, 266331, 443885, 532662, 539491, 887770, 1078982, 1331655, 1618473, 2663310, 2697455, 3236946, 5394910, 7013383, 8092365, 14026766, 16184730, 21040149, 35066915, 42080298, 70133830, 105200745, 210401490]

約数ペア:

[(1, 210401490), (2, 105200745), (3, 70133830), (5, 42080298), (6, 35066915), (10, 21040149), (13, 16184730), (15, 14026766), (26, 8092365), (30, 7013383), (39, 5394910), (65, 3236946), (78, 2697455), (79, 2663310), (130, 1618473), (158, 1331655), (195, 1078982), (237, 887770), (390, 539491), (395, 532662), (474, 443885), (790, 266331), (1027, 204870), (1185, 177554), (2054, 102435), (2370, 88777), (3081, 68290), (5135, 40974), (6162, 34145), (6829, 30810), (10270, 20487), (13658, 15405)]