203740020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2393}}^1$

素因数の和:2462

約数の個数: 144

約数和(自身を含む): 690161472

約数和(自身を除く): 486421452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2365, 2393, 2580, 2838, 3870, 4257, 4730, 4786, 5676, 7095, 7179, 7740, 8514, 9460, 9572, 11965, 14190, 14358, 17028, 21285, 21537, 23930, 26323, 28380, 28716, 35895, 42570, 43074, 47860, 52646, 71790, 78969, 85140, 86148, 102899, 105292, 107685, 131615, 143580, 157938, 205798, 215370, 236907, 263230, 308697, 315876, 394845, 411596, 430740, 473814, 514495, 526460, 617394, 789690, 926091, 947628, 1028990, 1131889, 1184535, 1234788, 1543485, 1579380, 1852182, 2057980, 2263778, 2369070, 3086970, 3395667, 3704364, 4527556, 4630455, 4738140, 5659445, 6173940, 6791334, 9260910, 10187001, 11318890, 13582668, 16978335, 18521820, 20374002, 22637780, 33956670, 40748004, 50935005, 67913340, 101870010, 203740020]

約数ペア:

[(1, 203740020), (2, 101870010), (3, 67913340), (4, 50935005), (5, 40748004), (6, 33956670), (9, 22637780), (10, 20374002), (11, 18521820), (12, 16978335), (15, 13582668), (18, 11318890), (20, 10187001), (22, 9260910), (30, 6791334), (33, 6173940), (36, 5659445), (43, 4738140), (44, 4630455), (45, 4527556), (55, 3704364), (60, 3395667), (66, 3086970), (86, 2369070), (90, 2263778), (99, 2057980), (110, 1852182), (129, 1579380), (132, 1543485), (165, 1234788), (172, 1184535), (180, 1131889), (198, 1028990), (215, 947628), (220, 926091), (258, 789690), (330, 617394), (387, 526460), (396, 514495), (430, 473814), (473, 430740), (495, 411596), (516, 394845), (645, 315876), (660, 308697), (774, 263230), (860, 236907), (946, 215370), (990, 205798), (1290, 157938), (1419, 143580), (1548, 131615), (1892, 107685), (1935, 105292), (1980, 102899), (2365, 86148), (2393, 85140), (2580, 78969), (2838, 71790), (3870, 52646), (4257, 47860), (4730, 43074), (4786, 42570), (5676, 35895), (7095, 28716), (7179, 28380), (7740, 26323), (8514, 23930), (9460, 21537), (9572, 21285), (11965, 17028), (14190, 14358)]