279132840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:712

約数の個数: 192

約数和(自身を含む): 1043228160

約数和(自身を除く): 764095320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 257, 280, 315, 360, 420, 431, 504, 514, 630, 771, 840, 862, 1028, 1260, 1285, 1293, 1542, 1724, 1799, 2056, 2155, 2313, 2520, 2570, 2586, 3017, 3084, 3448, 3598, 3855, 3879, 4310, 4626, 5140, 5172, 5397, 6034, 6168, 6465, 7196, 7710, 7758, 8620, 8995, 9051, 9252, 10280, 10344, 10794, 11565, 12068, 12930, 14392, 15085, 15420, 15516, 16191, 17240, 17990, 18102, 18504, 19395, 21588, 23130, 24136, 25860, 26985, 27153, 30170, 30840, 31032, 32382, 35980, 36204, 38790, 43176, 45255, 46260, 51720, 53970, 54306, 60340, 64764, 71960, 72408, 77580, 80955, 90510, 92520, 107940, 108612, 110767, 120680, 129528, 135765, 155160, 161910, 181020, 215880, 217224, 221534, 271530, 323820, 332301, 362040, 443068, 543060, 553835, 647640, 664602, 775369, 886136, 996903, 1086120, 1107670, 1329204, 1550738, 1661505, 1993806, 2215340, 2326107, 2658408, 3101476, 3323010, 3876845, 3987612, 4430680, 4652214, 4984515, 6202952, 6646020, 6978321, 7753690, 7975224, 9304428, 9969030, 11630535, 13292040, 13956642, 15507380, 18608856, 19938060, 23261070, 27913284, 31014760, 34891605, 39876120, 46522140, 55826568, 69783210, 93044280, 139566420, 279132840]

約数ペア:

[(1, 279132840), (2, 139566420), (3, 93044280), (4, 69783210), (5, 55826568), (6, 46522140), (7, 39876120), (8, 34891605), (9, 31014760), (10, 27913284), (12, 23261070), (14, 19938060), (15, 18608856), (18, 15507380), (20, 13956642), (21, 13292040), (24, 11630535), (28, 9969030), (30, 9304428), (35, 7975224), (36, 7753690), (40, 6978321), (42, 6646020), (45, 6202952), (56, 4984515), (60, 4652214), (63, 4430680), (70, 3987612), (72, 3876845), (84, 3323010), (90, 3101476), (105, 2658408), (120, 2326107), (126, 2215340), (140, 1993806), (168, 1661505), (180, 1550738), (210, 1329204), (252, 1107670), (257, 1086120), (280, 996903), (315, 886136), (360, 775369), (420, 664602), (431, 647640), (504, 553835), (514, 543060), (630, 443068), (771, 362040), (840, 332301), (862, 323820), (1028, 271530), (1260, 221534), (1285, 217224), (1293, 215880), (1542, 181020), (1724, 161910), (1799, 155160), (2056, 135765), (2155, 129528), (2313, 120680), (2520, 110767), (2570, 108612), (2586, 107940), (3017, 92520), (3084, 90510), (3448, 80955), (3598, 77580), (3855, 72408), (3879, 71960), (4310, 64764), (4626, 60340), (5140, 54306), (5172, 53970), (5397, 51720), (6034, 46260), (6168, 45255), (6465, 43176), (7196, 38790), (7710, 36204), (7758, 35980), (8620, 32382), (8995, 31032), (9051, 30840), (9252, 30170), (10280, 27153), (10344, 26985), (10794, 25860), (11565, 24136), (12068, 23130), (12930, 21588), (14392, 19395), (15085, 18504), (15420, 18102), (15516, 17990), (16191, 17240)]