280506240

素因数分解:

$2^7\times 3^4\times 5^1\times 7^1\times {\mathrm{773}}^1$

素因数の和:811

約数の個数: 320

約数和(自身を含む): 1146324960

約数和(自身を除く): 865818720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 773, 810, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1134, 1152, 1260, 1296, 1344, 1440, 1512, 1546, 1620, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2268, 2319, 2520, 2592, 2688, 2835, 2880, 3024, 3092, 3240, 3360, 3456, 3780, 3865, 4032, 4320, 4480, 4536, 4638, 5040, 5184, 5411, 5670, 5760, 6048, 6184, 6480, 6720, 6957, 7560, 7730, 8064, 8640, 9072, 9276, 10080, 10368, 10822, 11340, 11595, 12096, 12368, 12960, 13440, 13914, 15120, 15460, 16233, 17280, 18144, 18552, 20160, 20871, 21644, 22680, 23190, 24192, 24736, 25920, 27055, 27828, 30240, 30920, 32466, 34785, 36288, 37104, 40320, 41742, 43288, 45360, 46380, 48699, 49472, 51840, 54110, 55656, 60480, 61840, 62613, 64932, 69570, 72576, 74208, 81165, 83484, 86576, 90720, 92760, 97398, 98944, 104355, 108220, 111312, 120960, 123680, 125226, 129864, 139140, 146097, 148416, 162330, 166968, 173152, 181440, 185520, 194796, 208710, 216440, 222624, 243495, 247360, 250452, 259728, 278280, 292194, 296832, 313065, 324660, 333936, 346304, 362880, 371040, 389592, 417420, 432880, 438291, 445248, 486990, 494720, 500904, 519456, 556560, 584388, 626130, 649320, 667872, 692608, 730485, 742080, 779184, 834840, 865760, 876582, 890496, 973980, 1001808, 1038912, 1113120, 1168776, 1252260, 1298640, 1335744, 1460970, 1484160, 1558368, 1669680, 1731520, 1753164, 1947960, 2003616, 2077824, 2191455, 2226240, 2337552, 2504520, 2597280, 2671488, 2921940, 3116736, 3339360, 3463040, 3506328, 3895920, 4007232, 4382910, 4452480, 4675104, 5009040, 5194560, 5843880, 6233472, 6678720, 7012656, 7791840, 8014464, 8765820, 9350208, 10018080, 10389120, 11687760, 13357440, 14025312, 15583680, 17531640, 18700416, 20036160, 23375520, 28050624, 31167360, 35063280, 40072320, 46751040, 56101248, 70126560, 93502080, 140253120, 280506240]

約数ペア:

[(1, 280506240), (2, 140253120), (3, 93502080), (4, 70126560), (5, 56101248), (6, 46751040), (7, 40072320), (8, 35063280), (9, 31167360), (10, 28050624), (12, 23375520), (14, 20036160), (15, 18700416), (16, 17531640), (18, 15583680), (20, 14025312), (21, 13357440), (24, 11687760), (27, 10389120), (28, 10018080), (30, 9350208), (32, 8765820), (35, 8014464), (36, 7791840), (40, 7012656), (42, 6678720), (45, 6233472), (48, 5843880), (54, 5194560), (56, 5009040), (60, 4675104), (63, 4452480), (64, 4382910), (70, 4007232), (72, 3895920), (80, 3506328), (81, 3463040), (84, 3339360), (90, 3116736), (96, 2921940), (105, 2671488), (108, 2597280), (112, 2504520), (120, 2337552), (126, 2226240), (128, 2191455), (135, 2077824), (140, 2003616), (144, 1947960), (160, 1753164), (162, 1731520), (168, 1669680), (180, 1558368), (189, 1484160), (192, 1460970), (210, 1335744), (216, 1298640), (224, 1252260), (240, 1168776), (252, 1113120), (270, 1038912), (280, 1001808), (288, 973980), (315, 890496), (320, 876582), (324, 865760), (336, 834840), (360, 779184), (378, 742080), (384, 730485), (405, 692608), (420, 667872), (432, 649320), (448, 626130), (480, 584388), (504, 556560), (540, 519456), (560, 500904), (567, 494720), (576, 486990), (630, 445248), (640, 438291), (648, 432880), (672, 417420), (720, 389592), (756, 371040), (773, 362880), (810, 346304), (840, 333936), (864, 324660), (896, 313065), (945, 296832), (960, 292194), (1008, 278280), (1080, 259728), (1120, 250452), (1134, 247360), (1152, 243495), (1260, 222624), (1296, 216440), (1344, 208710), (1440, 194796), (1512, 185520), (1546, 181440), (1620, 173152), (1680, 166968), (1728, 162330), (1890, 148416), (1920, 146097), (2016, 139140), (2160, 129864), (2240, 125226), (2268, 123680), (2319, 120960), (2520, 111312), (2592, 108220), (2688, 104355), (2835, 98944), (2880, 97398), (3024, 92760), (3092, 90720), (3240, 86576), (3360, 83484), (3456, 81165), (3780, 74208), (3865, 72576), (4032, 69570), (4320, 64932), (4480, 62613), (4536, 61840), (4638, 60480), (5040, 55656), (5184, 54110), (5411, 51840), (5670, 49472), (5760, 48699), (6048, 46380), (6184, 45360), (6480, 43288), (6720, 41742), (6957, 40320), (7560, 37104), (7730, 36288), (8064, 34785), (8640, 32466), (9072, 30920), (9276, 30240), (10080, 27828), (10368, 27055), (10822, 25920), (11340, 24736), (11595, 24192), (12096, 23190), (12368, 22680), (12960, 21644), (13440, 20871), (13914, 20160), (15120, 18552), (15460, 18144), (16233, 17280)]