8148720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1822

約数の個数: 80

約数和(自身を含む): 26605440

約数和(自身を除く): 18456720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 1787, 2280, 3574, 4560, 5361, 7148, 8935, 10722, 14296, 17870, 21444, 26805, 28592, 33953, 35740, 42888, 53610, 67906, 71480, 85776, 101859, 107220, 135812, 142960, 169765, 203718, 214440, 271624, 339530, 407436, 428880, 509295, 543248, 679060, 814872, 1018590, 1358120, 1629744, 2037180, 2716240, 4074360, 8148720]

約数ペア:

[(1, 8148720), (2, 4074360), (3, 2716240), (4, 2037180), (5, 1629744), (6, 1358120), (8, 1018590), (10, 814872), (12, 679060), (15, 543248), (16, 509295), (19, 428880), (20, 407436), (24, 339530), (30, 271624), (38, 214440), (40, 203718), (48, 169765), (57, 142960), (60, 135812), (76, 107220), (80, 101859), (95, 85776), (114, 71480), (120, 67906), (152, 53610), (190, 42888), (228, 35740), (240, 33953), (285, 28592), (304, 26805), (380, 21444), (456, 17870), (570, 14296), (760, 10722), (912, 8935), (1140, 7148), (1520, 5361), (1787, 4560), (2280, 3574)]