240306456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{2011}}^1$

素因数の和:2416

約数の個数: 64

約数和(自身を含む): 648990720

約数和(自身を除く): 408684264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 383, 766, 1149, 1532, 2011, 2298, 3064, 4022, 4596, 4979, 6033, 8044, 9192, 9958, 12066, 14937, 16088, 19916, 24132, 26143, 29874, 39832, 48264, 52286, 59748, 78429, 104572, 119496, 156858, 209144, 313716, 627432, 770213, 1540426, 2310639, 3080852, 4621278, 6161704, 9242556, 10012769, 18485112, 20025538, 30038307, 40051076, 60076614, 80102152, 120153228, 240306456]

約数ペア:

[(1, 240306456), (2, 120153228), (3, 80102152), (4, 60076614), (6, 40051076), (8, 30038307), (12, 20025538), (13, 18485112), (24, 10012769), (26, 9242556), (39, 6161704), (52, 4621278), (78, 3080852), (104, 2310639), (156, 1540426), (312, 770213), (383, 627432), (766, 313716), (1149, 209144), (1532, 156858), (2011, 119496), (2298, 104572), (3064, 78429), (4022, 59748), (4596, 52286), (4979, 48264), (6033, 39832), (8044, 29874), (9192, 26143), (9958, 24132), (12066, 19916), (14937, 16088)]