1212311520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1102

約数の個数: 288

約数和(自身を含む): 4770275328

約数和(自身を除く): 3557963808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 140, 144, 160, 168, 180, 210, 224, 240, 252, 254, 280, 288, 315, 336, 360, 381, 420, 480, 504, 508, 560, 630, 635, 672, 720, 762, 840, 889, 947, 1008, 1016, 1120, 1143, 1260, 1270, 1440, 1524, 1680, 1778, 1894, 1905, 2016, 2032, 2286, 2520, 2540, 2667, 2841, 3048, 3360, 3556, 3788, 3810, 4064, 4445, 4572, 4735, 5040, 5080, 5334, 5682, 5715, 6096, 6629, 7112, 7576, 7620, 8001, 8523, 8890, 9144, 9470, 10080, 10160, 10668, 11364, 11430, 12192, 13258, 13335, 14205, 14224, 15152, 15240, 16002, 17046, 17780, 18288, 18940, 19887, 20320, 21336, 22728, 22860, 26516, 26670, 28410, 28448, 30304, 30480, 32004, 33145, 34092, 35560, 36576, 37880, 39774, 40005, 42615, 42672, 45456, 45720, 53032, 53340, 56820, 59661, 60960, 64008, 66290, 68184, 71120, 75760, 79548, 80010, 85230, 85344, 90912, 91440, 99435, 106064, 106680, 113640, 119322, 120269, 128016, 132580, 136368, 142240, 151520, 159096, 160020, 170460, 182880, 198870, 212128, 213360, 227280, 238644, 240538, 256032, 265160, 272736, 298305, 318192, 320040, 340920, 360807, 397740, 426720, 454560, 477288, 481076, 530320, 596610, 601345, 636384, 640080, 681840, 721614, 795480, 841883, 954576, 962152, 1060640, 1082421, 1193220, 1202690, 1280160, 1363680, 1443228, 1590960, 1683766, 1804035, 1909152, 1924304, 2164842, 2386440, 2405380, 2525649, 2886456, 3181920, 3367532, 3608070, 3848608, 4209415, 4329684, 4772880, 4810760, 5051298, 5412105, 5772912, 6735064, 7216140, 7576947, 8418830, 8659368, 9545760, 9621520, 10102596, 10824210, 11545824, 12628245, 13470128, 14432280, 15153894, 16837660, 17318736, 19243040, 20205192, 21648420, 25256490, 26940256, 28864560, 30307788, 33675320, 34637472, 37884735, 40410384, 43296840, 50512980, 57729120, 60615576, 67350640, 75769470, 80820768, 86593680, 101025960, 121231152, 134701280, 151538940, 173187360, 202051920, 242462304, 303077880, 404103840, 606155760, 1212311520]

約数ペア:

[(1, 1212311520), (2, 606155760), (3, 404103840), (4, 303077880), (5, 242462304), (6, 202051920), (7, 173187360), (8, 151538940), (9, 134701280), (10, 121231152), (12, 101025960), (14, 86593680), (15, 80820768), (16, 75769470), (18, 67350640), (20, 60615576), (21, 57729120), (24, 50512980), (28, 43296840), (30, 40410384), (32, 37884735), (35, 34637472), (36, 33675320), (40, 30307788), (42, 28864560), (45, 26940256), (48, 25256490), (56, 21648420), (60, 20205192), (63, 19243040), (70, 17318736), (72, 16837660), (80, 15153894), (84, 14432280), (90, 13470128), (96, 12628245), (105, 11545824), (112, 10824210), (120, 10102596), (126, 9621520), (127, 9545760), (140, 8659368), (144, 8418830), (160, 7576947), (168, 7216140), (180, 6735064), (210, 5772912), (224, 5412105), (240, 5051298), (252, 4810760), (254, 4772880), (280, 4329684), (288, 4209415), (315, 3848608), (336, 3608070), (360, 3367532), (381, 3181920), (420, 2886456), (480, 2525649), (504, 2405380), (508, 2386440), (560, 2164842), (630, 1924304), (635, 1909152), (672, 1804035), (720, 1683766), (762, 1590960), (840, 1443228), (889, 1363680), (947, 1280160), (1008, 1202690), (1016, 1193220), (1120, 1082421), (1143, 1060640), (1260, 962152), (1270, 954576), (1440, 841883), (1524, 795480), (1680, 721614), (1778, 681840), (1894, 640080), (1905, 636384), (2016, 601345), (2032, 596610), (2286, 530320), (2520, 481076), (2540, 477288), (2667, 454560), (2841, 426720), (3048, 397740), (3360, 360807), (3556, 340920), (3788, 320040), (3810, 318192), (4064, 298305), (4445, 272736), (4572, 265160), (4735, 256032), (5040, 240538), (5080, 238644), (5334, 227280), (5682, 213360), (5715, 212128), (6096, 198870), (6629, 182880), (7112, 170460), (7576, 160020), (7620, 159096), (8001, 151520), (8523, 142240), (8890, 136368), (9144, 132580), (9470, 128016), (10080, 120269), (10160, 119322), (10668, 113640), (11364, 106680), (11430, 106064), (12192, 99435), (13258, 91440), (13335, 90912), (14205, 85344), (14224, 85230), (15152, 80010), (15240, 79548), (16002, 75760), (17046, 71120), (17780, 68184), (18288, 66290), (18940, 64008), (19887, 60960), (20320, 59661), (21336, 56820), (22728, 53340), (22860, 53032), (26516, 45720), (26670, 45456), (28410, 42672), (28448, 42615), (30304, 40005), (30480, 39774), (32004, 37880), (33145, 36576), (34092, 35560)]