205965045

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 441262080

約数和(自身を除く): 235297035

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 47, 55, 65, 99, 117, 135, 141, 143, 165, 195, 227, 235, 297, 351, 423, 429, 495, 517, 585, 611, 681, 705, 715, 1135, 1269, 1287, 1485, 1551, 1755, 1833, 2043, 2115, 2145, 2497, 2585, 2951, 3055, 3405, 3861, 4653, 5499, 6129, 6345, 6435, 6721, 7491, 7755, 8853, 9165, 10215, 10669, 12485, 13959, 14755, 16497, 19305, 20163, 22473, 23265, 26559, 27495, 30645, 32007, 32461, 33605, 37455, 44265, 53345, 60489, 67419, 69795, 79677, 82485, 96021, 97383, 100815, 112365, 117359, 132795, 138697, 160035, 162305, 181467, 288063, 292149, 302445, 337095, 352077, 398385, 416091, 480105, 486915, 586795, 693485, 876447, 907335, 1056231, 1248273, 1440315, 1460745, 1525667, 1760385, 2080455, 3168693, 3744819, 4382235, 4577001, 5281155, 6241365, 7628335, 13731003, 15843465, 18724095, 22885005, 41193009, 68655015, 205965045]

約数ペア:

[(1, 205965045), (3, 68655015), (5, 41193009), (9, 22885005), (11, 18724095), (13, 15843465), (15, 13731003), (27, 7628335), (33, 6241365), (39, 5281155), (45, 4577001), (47, 4382235), (55, 3744819), (65, 3168693), (99, 2080455), (117, 1760385), (135, 1525667), (141, 1460745), (143, 1440315), (165, 1248273), (195, 1056231), (227, 907335), (235, 876447), (297, 693485), (351, 586795), (423, 486915), (429, 480105), (495, 416091), (517, 398385), (585, 352077), (611, 337095), (681, 302445), (705, 292149), (715, 288063), (1135, 181467), (1269, 162305), (1287, 160035), (1485, 138697), (1551, 132795), (1755, 117359), (1833, 112365), (2043, 100815), (2115, 97383), (2145, 96021), (2497, 82485), (2585, 79677), (2951, 69795), (3055, 67419), (3405, 60489), (3861, 53345), (4653, 44265), (5499, 37455), (6129, 33605), (6345, 32461), (6435, 32007), (6721, 30645), (7491, 27495), (7755, 26559), (8853, 23265), (9165, 22473), (10215, 20163), (10669, 19305), (12485, 16497), (13959, 14755)]