204373120

素因数分解:

$2^7\times 5^1\times 7^5\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 192

約数和(自身を含む): 600004800

約数和(自身を除く): 395631680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 320, 343, 380, 392, 448, 490, 532, 560, 608, 640, 665, 686, 760, 784, 896, 931, 980, 1064, 1120, 1216, 1330, 1372, 1520, 1568, 1715, 1862, 1960, 2128, 2240, 2401, 2432, 2660, 2744, 3040, 3136, 3430, 3724, 3920, 4256, 4480, 4655, 4802, 5320, 5488, 6080, 6272, 6517, 6860, 7448, 7840, 8512, 9310, 9604, 10640, 10976, 12005, 12160, 13034, 13720, 14896, 15680, 16807, 17024, 18620, 19208, 21280, 21952, 24010, 26068, 27440, 29792, 31360, 32585, 33614, 37240, 38416, 42560, 43904, 45619, 48020, 52136, 54880, 59584, 65170, 67228, 74480, 76832, 84035, 85120, 91238, 96040, 104272, 109760, 119168, 130340, 134456, 148960, 153664, 168070, 182476, 192080, 208544, 219520, 228095, 260680, 268912, 297920, 307328, 319333, 336140, 364952, 384160, 417088, 456190, 521360, 537824, 595840, 638666, 672280, 729904, 768320, 834176, 912380, 1042720, 1075648, 1277332, 1344560, 1459808, 1536640, 1596665, 1824760, 2085440, 2151296, 2554664, 2689120, 2919616, 3193330, 3649520, 4170880, 5109328, 5378240, 5839232, 6386660, 7299040, 10218656, 10756480, 12773320, 14598080, 20437312, 25546640, 29196160, 40874624, 51093280, 102186560, 204373120]

約数ペア:

[(1, 204373120), (2, 102186560), (4, 51093280), (5, 40874624), (7, 29196160), (8, 25546640), (10, 20437312), (14, 14598080), (16, 12773320), (19, 10756480), (20, 10218656), (28, 7299040), (32, 6386660), (35, 5839232), (38, 5378240), (40, 5109328), (49, 4170880), (56, 3649520), (64, 3193330), (70, 2919616), (76, 2689120), (80, 2554664), (95, 2151296), (98, 2085440), (112, 1824760), (128, 1596665), (133, 1536640), (140, 1459808), (152, 1344560), (160, 1277332), (190, 1075648), (196, 1042720), (224, 912380), (245, 834176), (266, 768320), (280, 729904), (304, 672280), (320, 638666), (343, 595840), (380, 537824), (392, 521360), (448, 456190), (490, 417088), (532, 384160), (560, 364952), (608, 336140), (640, 319333), (665, 307328), (686, 297920), (760, 268912), (784, 260680), (896, 228095), (931, 219520), (980, 208544), (1064, 192080), (1120, 182476), (1216, 168070), (1330, 153664), (1372, 148960), (1520, 134456), (1568, 130340), (1715, 119168), (1862, 109760), (1960, 104272), (2128, 96040), (2240, 91238), (2401, 85120), (2432, 84035), (2660, 76832), (2744, 74480), (3040, 67228), (3136, 65170), (3430, 59584), (3724, 54880), (3920, 52136), (4256, 48020), (4480, 45619), (4655, 43904), (4802, 42560), (5320, 38416), (5488, 37240), (6080, 33614), (6272, 32585), (6517, 31360), (6860, 29792), (7448, 27440), (7840, 26068), (8512, 24010), (9310, 21952), (9604, 21280), (10640, 19208), (10976, 18620), (12005, 17024), (12160, 16807), (13034, 15680), (13720, 14896)]