18209760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 58423680

約数和(自身を除く): 40213920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 643, 708, 885, 944, 1180, 1286, 1416, 1770, 1888, 1929, 2360, 2572, 2832, 3215, 3540, 3858, 4720, 5144, 5664, 6430, 7080, 7716, 9440, 9645, 10288, 12860, 14160, 15432, 19290, 20576, 25720, 28320, 30864, 37937, 38580, 51440, 61728, 75874, 77160, 102880, 113811, 151748, 154320, 189685, 227622, 303496, 308640, 379370, 455244, 569055, 606992, 758740, 910488, 1138110, 1213984, 1517480, 1820976, 2276220, 3034960, 3641952, 4552440, 6069920, 9104880, 18209760]

約数ペア:

[(1, 18209760), (2, 9104880), (3, 6069920), (4, 4552440), (5, 3641952), (6, 3034960), (8, 2276220), (10, 1820976), (12, 1517480), (15, 1213984), (16, 1138110), (20, 910488), (24, 758740), (30, 606992), (32, 569055), (40, 455244), (48, 379370), (59, 308640), (60, 303496), (80, 227622), (96, 189685), (118, 154320), (120, 151748), (160, 113811), (177, 102880), (236, 77160), (240, 75874), (295, 61728), (354, 51440), (472, 38580), (480, 37937), (590, 30864), (643, 28320), (708, 25720), (885, 20576), (944, 19290), (1180, 15432), (1286, 14160), (1416, 12860), (1770, 10288), (1888, 9645), (1929, 9440), (2360, 7716), (2572, 7080), (2832, 6430), (3215, 5664), (3540, 5144), (3858, 4720)]