617349520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2269}}^1$

素因数の和:2480

約数の個数: 80

約数和(自身を含む): 1519992000

約数和(自身を除く): 902642480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 179, 190, 304, 358, 380, 716, 760, 895, 1432, 1520, 1790, 2269, 2864, 3401, 3580, 4538, 6802, 7160, 9076, 11345, 13604, 14320, 17005, 18152, 22690, 27208, 34010, 36304, 43111, 45380, 54416, 68020, 86222, 90760, 136040, 172444, 181520, 215555, 272080, 344888, 406151, 431110, 689776, 812302, 862220, 1624604, 1724440, 2030755, 3249208, 3448880, 4061510, 6498416, 7716869, 8123020, 15433738, 16246040, 30867476, 32492080, 38584345, 61734952, 77168690, 123469904, 154337380, 308674760, 617349520]

約数ペア:

[(1, 617349520), (2, 308674760), (4, 154337380), (5, 123469904), (8, 77168690), (10, 61734952), (16, 38584345), (19, 32492080), (20, 30867476), (38, 16246040), (40, 15433738), (76, 8123020), (80, 7716869), (95, 6498416), (152, 4061510), (179, 3448880), (190, 3249208), (304, 2030755), (358, 1724440), (380, 1624604), (716, 862220), (760, 812302), (895, 689776), (1432, 431110), (1520, 406151), (1790, 344888), (2269, 272080), (2864, 215555), (3401, 181520), (3580, 172444), (4538, 136040), (6802, 90760), (7160, 86222), (9076, 68020), (11345, 54416), (13604, 45380), (14320, 43111), (17005, 36304), (18152, 34010), (22690, 27208)]