493320940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 1284256512

約数和(自身を除く): 790935572

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 70, 76, 86, 95, 133, 140, 172, 190, 215, 227, 266, 301, 361, 380, 430, 454, 532, 602, 665, 722, 817, 860, 908, 1135, 1204, 1330, 1444, 1505, 1589, 1634, 1805, 2270, 2527, 2660, 3010, 3178, 3268, 3610, 4085, 4313, 4540, 5054, 5719, 6020, 6356, 7220, 7945, 8170, 8626, 9761, 10108, 11438, 12635, 15523, 15890, 16340, 17252, 19522, 21565, 22876, 25270, 28595, 30191, 31046, 31780, 39044, 43130, 48805, 50540, 57190, 60382, 62092, 68327, 77615, 81947, 86260, 97610, 108661, 114380, 120764, 136654, 150955, 155230, 163894, 185459, 195220, 217322, 273308, 301910, 310460, 327788, 341635, 370918, 409735, 434644, 543305, 573629, 603820, 683270, 741836, 819470, 927295, 1086610, 1147258, 1298213, 1366540, 1638940, 1854590, 2173220, 2294516, 2596426, 2868145, 3523721, 3709180, 5192852, 5736290, 6491065, 7047442, 11472580, 12982130, 14094884, 17618605, 24666047, 25964260, 35237210, 49332094, 70474420, 98664188, 123330235, 246660470, 493320940]

約数ペア:

[(1, 493320940), (2, 246660470), (4, 123330235), (5, 98664188), (7, 70474420), (10, 49332094), (14, 35237210), (19, 25964260), (20, 24666047), (28, 17618605), (35, 14094884), (38, 12982130), (43, 11472580), (70, 7047442), (76, 6491065), (86, 5736290), (95, 5192852), (133, 3709180), (140, 3523721), (172, 2868145), (190, 2596426), (215, 2294516), (227, 2173220), (266, 1854590), (301, 1638940), (361, 1366540), (380, 1298213), (430, 1147258), (454, 1086610), (532, 927295), (602, 819470), (665, 741836), (722, 683270), (817, 603820), (860, 573629), (908, 543305), (1135, 434644), (1204, 409735), (1330, 370918), (1444, 341635), (1505, 327788), (1589, 310460), (1634, 301910), (1805, 273308), (2270, 217322), (2527, 195220), (2660, 185459), (3010, 163894), (3178, 155230), (3268, 150955), (3610, 136654), (4085, 120764), (4313, 114380), (4540, 108661), (5054, 97610), (5719, 86260), (6020, 81947), (6356, 77615), (7220, 68327), (7945, 62092), (8170, 60382), (8626, 57190), (9761, 50540), (10108, 48805), (11438, 43130), (12635, 39044), (15523, 31780), (15890, 31046), (16340, 30191), (17252, 28595), (19522, 25270), (21565, 22876)]