8280390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 21312000

約数和(自身を除く): 13031610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 73, 95, 114, 146, 190, 199, 219, 285, 365, 398, 438, 570, 597, 730, 995, 1095, 1194, 1387, 1990, 2190, 2774, 2985, 3781, 4161, 5970, 6935, 7562, 8322, 11343, 13870, 14527, 18905, 20805, 22686, 29054, 37810, 41610, 43581, 56715, 72635, 87162, 113430, 145270, 217905, 276013, 435810, 552026, 828039, 1380065, 1656078, 2760130, 4140195, 8280390]

約数ペア:

[(1, 8280390), (2, 4140195), (3, 2760130), (5, 1656078), (6, 1380065), (10, 828039), (15, 552026), (19, 435810), (30, 276013), (38, 217905), (57, 145270), (73, 113430), (95, 87162), (114, 72635), (146, 56715), (190, 43581), (199, 41610), (219, 37810), (285, 29054), (365, 22686), (398, 20805), (438, 18905), (570, 14527), (597, 13870), (730, 11343), (995, 8322), (1095, 7562), (1194, 6935), (1387, 5970), (1990, 4161), (2190, 3781), (2774, 2985)]