269098520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4987}}^1$

素因数の和:5088

約数の個数: 64

約数和(自身を含む): 646444800

約数和(自身を除く): 377346280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 2698, 2840, 4987, 5396, 6745, 9974, 10792, 13490, 19948, 24935, 26980, 39896, 49870, 53960, 94753, 99740, 189506, 199480, 354077, 379012, 473765, 708154, 758024, 947530, 1416308, 1770385, 1895060, 2832616, 3540770, 3790120, 6727463, 7081540, 13454926, 14163080, 26909852, 33637315, 53819704, 67274630, 134549260, 269098520]

約数ペア:

[(1, 269098520), (2, 134549260), (4, 67274630), (5, 53819704), (8, 33637315), (10, 26909852), (19, 14163080), (20, 13454926), (38, 7081540), (40, 6727463), (71, 3790120), (76, 3540770), (95, 2832616), (142, 1895060), (152, 1770385), (190, 1416308), (284, 947530), (355, 758024), (380, 708154), (568, 473765), (710, 379012), (760, 354077), (1349, 199480), (1420, 189506), (2698, 99740), (2840, 94753), (4987, 53960), (5396, 49870), (6745, 39896), (9974, 26980), (10792, 24935), (13490, 19948)]