18717160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 53913600

約数和(自身を除く): 35196440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 88, 103, 110, 118, 140, 154, 206, 220, 236, 280, 295, 308, 385, 412, 413, 440, 472, 515, 590, 616, 649, 721, 770, 824, 826, 1030, 1133, 1180, 1298, 1442, 1540, 1652, 2060, 2065, 2266, 2360, 2596, 2884, 3080, 3245, 3304, 3605, 4120, 4130, 4532, 4543, 5192, 5665, 5768, 6077, 6490, 7210, 7931, 8260, 9064, 9086, 11330, 12154, 12980, 14420, 15862, 16520, 18172, 22660, 22715, 24308, 25960, 28840, 30385, 31724, 36344, 39655, 42539, 45320, 45430, 48616, 60770, 63448, 66847, 79310, 85078, 90860, 121540, 133694, 158620, 170156, 181720, 212695, 243080, 267388, 317240, 334235, 340312, 425390, 467929, 534776, 668470, 850780, 935858, 1336940, 1701560, 1871716, 2339645, 2673880, 3743432, 4679290, 9358580, 18717160]

約数ペア:

[(1, 18717160), (2, 9358580), (4, 4679290), (5, 3743432), (7, 2673880), (8, 2339645), (10, 1871716), (11, 1701560), (14, 1336940), (20, 935858), (22, 850780), (28, 668470), (35, 534776), (40, 467929), (44, 425390), (55, 340312), (56, 334235), (59, 317240), (70, 267388), (77, 243080), (88, 212695), (103, 181720), (110, 170156), (118, 158620), (140, 133694), (154, 121540), (206, 90860), (220, 85078), (236, 79310), (280, 66847), (295, 63448), (308, 60770), (385, 48616), (412, 45430), (413, 45320), (440, 42539), (472, 39655), (515, 36344), (590, 31724), (616, 30385), (649, 28840), (721, 25960), (770, 24308), (824, 22715), (826, 22660), (1030, 18172), (1133, 16520), (1180, 15862), (1298, 14420), (1442, 12980), (1540, 12154), (1652, 11330), (2060, 9086), (2065, 9064), (2266, 8260), (2360, 7931), (2596, 7210), (2884, 6490), (3080, 6077), (3245, 5768), (3304, 5665), (3605, 5192), (4120, 4543), (4130, 4532)]