71569620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1783}}^1$

素因数の和:2021

約数の個数: 72

約数和(自身を含む): 218190336

約数和(自身を除く): 146620716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 1783, 2007, 2230, 2676, 3345, 3566, 4014, 4460, 5349, 6690, 7132, 8028, 8915, 10035, 10698, 13380, 16047, 17830, 20070, 21396, 26745, 32094, 35660, 40140, 53490, 64188, 80235, 106980, 160470, 320940, 397609, 795218, 1192827, 1590436, 1988045, 2385654, 3578481, 3976090, 4771308, 5964135, 7156962, 7952180, 11928270, 14313924, 17892405, 23856540, 35784810, 71569620]

約数ペア:

[(1, 71569620), (2, 35784810), (3, 23856540), (4, 17892405), (5, 14313924), (6, 11928270), (9, 7952180), (10, 7156962), (12, 5964135), (15, 4771308), (18, 3976090), (20, 3578481), (30, 2385654), (36, 1988045), (45, 1590436), (60, 1192827), (90, 795218), (180, 397609), (223, 320940), (446, 160470), (669, 106980), (892, 80235), (1115, 64188), (1338, 53490), (1783, 40140), (2007, 35660), (2230, 32094), (2676, 26745), (3345, 21396), (3566, 20070), (4014, 17830), (4460, 16047), (5349, 13380), (6690, 10698), (7132, 10035), (8028, 8915)]