812658480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199181}}^1$

素因数の和:199214

約数の個数: 80

約数和(自身を含む): 2667445344

約数和(自身を除く): 1854786864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 199181, 398362, 597543, 796724, 995905, 1195086, 1593448, 1991810, 2390172, 2987715, 3186896, 3386077, 3983620, 4780344, 5975430, 6772154, 7967240, 9560688, 10158231, 11950860, 13544308, 15934480, 16930385, 20316462, 23901720, 27088616, 33860770, 40632924, 47803440, 50791155, 54177232, 67721540, 81265848, 101582310, 135443080, 162531696, 203164620, 270886160, 406329240, 812658480]

約数ペア:

[(1, 812658480), (2, 406329240), (3, 270886160), (4, 203164620), (5, 162531696), (6, 135443080), (8, 101582310), (10, 81265848), (12, 67721540), (15, 54177232), (16, 50791155), (17, 47803440), (20, 40632924), (24, 33860770), (30, 27088616), (34, 23901720), (40, 20316462), (48, 16930385), (51, 15934480), (60, 13544308), (68, 11950860), (80, 10158231), (85, 9560688), (102, 7967240), (120, 6772154), (136, 5975430), (170, 4780344), (204, 3983620), (240, 3386077), (255, 3186896), (272, 2987715), (340, 2390172), (408, 1991810), (510, 1593448), (680, 1195086), (816, 995905), (1020, 796724), (1360, 597543), (2040, 398362), (4080, 199181)]