278692470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1597}}^1$

素因数の和:1894

約数の個数: 96

約数和(自身を含む): 831624768

約数和(自身を除く): 552932298

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 277, 315, 554, 630, 831, 1385, 1597, 1662, 1939, 2493, 2770, 3194, 3878, 4155, 4791, 4986, 5817, 7985, 8310, 9582, 9695, 11179, 11634, 12465, 14373, 15970, 17451, 19390, 22358, 23955, 24930, 28746, 29085, 33537, 34902, 47910, 55895, 58170, 67074, 71865, 87255, 100611, 111790, 143730, 167685, 174510, 201222, 335370, 442369, 503055, 884738, 1006110, 1327107, 2211845, 2654214, 3096583, 3981321, 4423690, 6193166, 6635535, 7962642, 9289749, 13271070, 15482915, 18579498, 19906605, 27869247, 30965830, 39813210, 46448745, 55738494, 92897490, 139346235, 278692470]

約数ペア:

[(1, 278692470), (2, 139346235), (3, 92897490), (5, 55738494), (6, 46448745), (7, 39813210), (9, 30965830), (10, 27869247), (14, 19906605), (15, 18579498), (18, 15482915), (21, 13271070), (30, 9289749), (35, 7962642), (42, 6635535), (45, 6193166), (63, 4423690), (70, 3981321), (90, 3096583), (105, 2654214), (126, 2211845), (210, 1327107), (277, 1006110), (315, 884738), (554, 503055), (630, 442369), (831, 335370), (1385, 201222), (1597, 174510), (1662, 167685), (1939, 143730), (2493, 111790), (2770, 100611), (3194, 87255), (3878, 71865), (4155, 67074), (4791, 58170), (4986, 55895), (5817, 47910), (7985, 34902), (8310, 33537), (9582, 29085), (9695, 28746), (11179, 24930), (11634, 23955), (12465, 22358), (14373, 19390), (15970, 17451)]