280386960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 320

約数和(自身を含む): 1049075712

約数和(自身を除く): 768688752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 53, 56, 60, 67, 70, 80, 84, 94, 105, 106, 112, 120, 134, 140, 141, 159, 168, 188, 201, 210, 212, 235, 240, 265, 268, 280, 282, 318, 329, 335, 336, 371, 376, 402, 420, 424, 469, 470, 530, 536, 560, 564, 636, 658, 670, 705, 742, 752, 795, 804, 840, 848, 938, 940, 987, 1005, 1060, 1072, 1113, 1128, 1272, 1316, 1340, 1407, 1410, 1484, 1590, 1608, 1645, 1680, 1855, 1876, 1880, 1974, 2010, 2120, 2226, 2256, 2345, 2491, 2544, 2632, 2680, 2814, 2820, 2968, 3149, 3180, 3216, 3290, 3551, 3710, 3752, 3760, 3948, 4020, 4240, 4452, 4690, 4935, 4982, 5264, 5360, 5565, 5628, 5640, 5936, 6298, 6360, 6580, 7035, 7102, 7420, 7473, 7504, 7896, 8040, 8904, 9380, 9447, 9870, 9964, 10653, 11130, 11256, 11280, 12455, 12596, 12720, 13160, 14070, 14204, 14840, 14946, 15745, 15792, 16080, 17437, 17755, 17808, 18760, 18894, 19740, 19928, 21306, 22043, 22260, 22512, 24857, 24910, 25192, 26320, 28140, 28408, 29680, 29892, 31490, 34874, 35510, 37365, 37520, 37788, 39480, 39856, 42612, 44086, 44520, 47235, 49714, 49820, 50384, 52311, 53265, 56280, 56816, 59784, 62980, 66129, 69748, 71020, 74571, 74730, 75576, 78960, 85224, 87185, 88172, 89040, 94470, 99428, 99640, 104622, 106530, 110215, 112560, 119568, 124285, 125960, 132258, 139496, 142040, 149142, 149460, 151152, 166897, 170448, 174370, 176344, 188940, 198856, 199280, 209244, 213060, 220430, 248570, 251920, 261555, 264516, 278992, 284080, 298284, 298920, 330645, 333794, 348740, 352688, 372855, 377880, 397712, 418488, 426120, 440860, 497140, 500691, 523110, 529032, 596568, 597840, 661290, 667588, 697480, 745710, 755760, 834485, 836976, 852240, 881720, 994280, 1001382, 1046220, 1058064, 1168279, 1193136, 1322580, 1335176, 1394960, 1491420, 1668970, 1763440, 1988560, 2002764, 2092440, 2336558, 2503455, 2645160, 2670352, 2982840, 3337940, 3504837, 4005528, 4184880, 4673116, 5006910, 5290320, 5841395, 5965680, 6675880, 7009674, 8011056, 9346232, 10013820, 11682790, 13351760, 14019348, 17524185, 18692464, 20027640, 23365580, 28038696, 35048370, 40055280, 46731160, 56077392, 70096740, 93462320, 140193480, 280386960]

約数ペア:

[(1, 280386960), (2, 140193480), (3, 93462320), (4, 70096740), (5, 56077392), (6, 46731160), (7, 40055280), (8, 35048370), (10, 28038696), (12, 23365580), (14, 20027640), (15, 18692464), (16, 17524185), (20, 14019348), (21, 13351760), (24, 11682790), (28, 10013820), (30, 9346232), (35, 8011056), (40, 7009674), (42, 6675880), (47, 5965680), (48, 5841395), (53, 5290320), (56, 5006910), (60, 4673116), (67, 4184880), (70, 4005528), (80, 3504837), (84, 3337940), (94, 2982840), (105, 2670352), (106, 2645160), (112, 2503455), (120, 2336558), (134, 2092440), (140, 2002764), (141, 1988560), (159, 1763440), (168, 1668970), (188, 1491420), (201, 1394960), (210, 1335176), (212, 1322580), (235, 1193136), (240, 1168279), (265, 1058064), (268, 1046220), (280, 1001382), (282, 994280), (318, 881720), (329, 852240), (335, 836976), (336, 834485), (371, 755760), (376, 745710), (402, 697480), (420, 667588), (424, 661290), (469, 597840), (470, 596568), (530, 529032), (536, 523110), (560, 500691), (564, 497140), (636, 440860), (658, 426120), (670, 418488), (705, 397712), (742, 377880), (752, 372855), (795, 352688), (804, 348740), (840, 333794), (848, 330645), (938, 298920), (940, 298284), (987, 284080), (1005, 278992), (1060, 264516), (1072, 261555), (1113, 251920), (1128, 248570), (1272, 220430), (1316, 213060), (1340, 209244), (1407, 199280), (1410, 198856), (1484, 188940), (1590, 176344), (1608, 174370), (1645, 170448), (1680, 166897), (1855, 151152), (1876, 149460), (1880, 149142), (1974, 142040), (2010, 139496), (2120, 132258), (2226, 125960), (2256, 124285), (2345, 119568), (2491, 112560), (2544, 110215), (2632, 106530), (2680, 104622), (2814, 99640), (2820, 99428), (2968, 94470), (3149, 89040), (3180, 88172), (3216, 87185), (3290, 85224), (3551, 78960), (3710, 75576), (3752, 74730), (3760, 74571), (3948, 71020), (4020, 69748), (4240, 66129), (4452, 62980), (4690, 59784), (4935, 56816), (4982, 56280), (5264, 53265), (5360, 52311), (5565, 50384), (5628, 49820), (5640, 49714), (5936, 47235), (6298, 44520), (6360, 44086), (6580, 42612), (7035, 39856), (7102, 39480), (7420, 37788), (7473, 37520), (7504, 37365), (7896, 35510), (8040, 34874), (8904, 31490), (9380, 29892), (9447, 29680), (9870, 28408), (9964, 28140), (10653, 26320), (11130, 25192), (11256, 24910), (11280, 24857), (12455, 22512), (12596, 22260), (12720, 22043), (13160, 21306), (14070, 19928), (14204, 19740), (14840, 18894), (14946, 18760), (15745, 17808), (15792, 17755), (16080, 17437)]