263995920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8527}}^1$

素因数の和:8589

約数の個数: 120

約数和(自身を含む): 907310976

約数和(自身を除く): 643315056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 8527, 10320, 15480, 17054, 25581, 30960, 34108, 42635, 51162, 68216, 76743, 85270, 102324, 127905, 136432, 153486, 170540, 204648, 255810, 306972, 341080, 366661, 383715, 409296, 511620, 613944, 682160, 733322, 767430, 1023240, 1099983, 1227888, 1466644, 1534860, 1833305, 2046480, 2199966, 2933288, 3069720, 3299949, 3666610, 4399932, 5499915, 5866576, 6139440, 6599898, 7333220, 8799864, 10999830, 13199796, 14666440, 16499745, 17599728, 21999660, 26399592, 29332880, 32999490, 43999320, 52799184, 65998980, 87998640, 131997960, 263995920]

約数ペア:

[(1, 263995920), (2, 131997960), (3, 87998640), (4, 65998980), (5, 52799184), (6, 43999320), (8, 32999490), (9, 29332880), (10, 26399592), (12, 21999660), (15, 17599728), (16, 16499745), (18, 14666440), (20, 13199796), (24, 10999830), (30, 8799864), (36, 7333220), (40, 6599898), (43, 6139440), (45, 5866576), (48, 5499915), (60, 4399932), (72, 3666610), (80, 3299949), (86, 3069720), (90, 2933288), (120, 2199966), (129, 2046480), (144, 1833305), (172, 1534860), (180, 1466644), (215, 1227888), (240, 1099983), (258, 1023240), (344, 767430), (360, 733322), (387, 682160), (430, 613944), (516, 511620), (645, 409296), (688, 383715), (720, 366661), (774, 341080), (860, 306972), (1032, 255810), (1290, 204648), (1548, 170540), (1720, 153486), (1935, 136432), (2064, 127905), (2580, 102324), (3096, 85270), (3440, 76743), (3870, 68216), (5160, 51162), (6192, 42635), (7740, 34108), (8527, 30960), (10320, 25581), (15480, 17054)]