256796910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 685882080

約数和(自身を除く): 429085170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 137, 177, 274, 295, 353, 354, 411, 531, 590, 685, 706, 822, 885, 1059, 1062, 1233, 1370, 1765, 1770, 2055, 2118, 2466, 2655, 3177, 3530, 4110, 5295, 5310, 6165, 6354, 8083, 10590, 12330, 15885, 16166, 20827, 24249, 31770, 40415, 41654, 48361, 48498, 62481, 72747, 80830, 96722, 104135, 121245, 124962, 145083, 145494, 187443, 208270, 241805, 242490, 290166, 312405, 363735, 374886, 435249, 483610, 624810, 725415, 727470, 870498, 937215, 1450830, 1874430, 2176245, 2853299, 4352490, 5706598, 8559897, 14266495, 17119794, 25679691, 28532990, 42799485, 51359382, 85598970, 128398455, 256796910]

約数ペア:

[(1, 256796910), (2, 128398455), (3, 85598970), (5, 51359382), (6, 42799485), (9, 28532990), (10, 25679691), (15, 17119794), (18, 14266495), (30, 8559897), (45, 5706598), (59, 4352490), (90, 2853299), (118, 2176245), (137, 1874430), (177, 1450830), (274, 937215), (295, 870498), (353, 727470), (354, 725415), (411, 624810), (531, 483610), (590, 435249), (685, 374886), (706, 363735), (822, 312405), (885, 290166), (1059, 242490), (1062, 241805), (1233, 208270), (1370, 187443), (1765, 145494), (1770, 145083), (2055, 124962), (2118, 121245), (2466, 104135), (2655, 96722), (3177, 80830), (3530, 72747), (4110, 62481), (5295, 48498), (5310, 48361), (6165, 41654), (6354, 40415), (8083, 31770), (10590, 24249), (12330, 20827), (15885, 16166)]