2758440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 8386560

約数和(自身を除く): 5628120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 181, 254, 362, 381, 508, 543, 635, 724, 762, 905, 1016, 1086, 1270, 1448, 1524, 1810, 1905, 2172, 2540, 2715, 3048, 3620, 3810, 4344, 5080, 5430, 7240, 7620, 10860, 15240, 21720, 22987, 45974, 68961, 91948, 114935, 137922, 183896, 229870, 275844, 344805, 459740, 551688, 689610, 919480, 1379220, 2758440]

約数ペア:

[(1, 2758440), (2, 1379220), (3, 919480), (4, 689610), (5, 551688), (6, 459740), (8, 344805), (10, 275844), (12, 229870), (15, 183896), (20, 137922), (24, 114935), (30, 91948), (40, 68961), (60, 45974), (120, 22987), (127, 21720), (181, 15240), (254, 10860), (362, 7620), (381, 7240), (508, 5430), (543, 5080), (635, 4344), (724, 3810), (762, 3620), (905, 3048), (1016, 2715), (1086, 2540), (1270, 2172), (1448, 1905), (1524, 1810)]