279295320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 866764800

約数和(自身を除く): 587469480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 113, 120, 129, 172, 215, 226, 258, 339, 344, 430, 452, 479, 516, 565, 645, 678, 860, 904, 958, 1032, 1130, 1290, 1356, 1437, 1695, 1720, 1916, 2260, 2395, 2580, 2712, 2874, 3390, 3832, 4520, 4790, 4859, 5160, 5748, 6780, 7185, 9580, 9718, 11496, 13560, 14370, 14577, 19160, 19436, 20597, 24295, 28740, 29154, 38872, 41194, 48590, 54127, 57480, 58308, 61791, 72885, 82388, 97180, 102985, 108254, 116616, 123582, 145770, 162381, 164776, 194360, 205970, 216508, 247164, 270635, 291540, 308955, 324762, 411940, 433016, 494328, 541270, 583080, 617910, 649524, 811905, 823880, 1082540, 1235820, 1299048, 1623810, 2165080, 2327461, 2471640, 3247620, 4654922, 6495240, 6982383, 9309844, 11637305, 13964766, 18619688, 23274610, 27929532, 34911915, 46549220, 55859064, 69823830, 93098440, 139647660, 279295320]

約数ペア:

[(1, 279295320), (2, 139647660), (3, 93098440), (4, 69823830), (5, 55859064), (6, 46549220), (8, 34911915), (10, 27929532), (12, 23274610), (15, 18619688), (20, 13964766), (24, 11637305), (30, 9309844), (40, 6982383), (43, 6495240), (60, 4654922), (86, 3247620), (113, 2471640), (120, 2327461), (129, 2165080), (172, 1623810), (215, 1299048), (226, 1235820), (258, 1082540), (339, 823880), (344, 811905), (430, 649524), (452, 617910), (479, 583080), (516, 541270), (565, 494328), (645, 433016), (678, 411940), (860, 324762), (904, 308955), (958, 291540), (1032, 270635), (1130, 247164), (1290, 216508), (1356, 205970), (1437, 194360), (1695, 164776), (1720, 162381), (1916, 145770), (2260, 123582), (2395, 116616), (2580, 108254), (2712, 102985), (2874, 97180), (3390, 82388), (3832, 72885), (4520, 61791), (4790, 58308), (4859, 57480), (5160, 54127), (5748, 48590), (6780, 41194), (7185, 38872), (9580, 29154), (9718, 28740), (11496, 24295), (13560, 20597), (14370, 19436), (14577, 19160)]