208797680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 320

約数和(自身を含む): 659957760

約数和(自身を除く): 451160080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 29, 35, 40, 43, 46, 52, 56, 58, 65, 70, 80, 86, 91, 92, 104, 112, 115, 116, 130, 140, 145, 161, 172, 182, 184, 203, 208, 215, 230, 232, 260, 280, 290, 299, 301, 322, 344, 364, 368, 377, 406, 430, 455, 460, 464, 520, 559, 560, 580, 598, 602, 644, 667, 688, 728, 754, 805, 812, 860, 910, 920, 989, 1015, 1040, 1118, 1160, 1196, 1204, 1247, 1288, 1334, 1456, 1495, 1505, 1508, 1610, 1624, 1720, 1820, 1840, 1885, 1978, 2030, 2093, 2236, 2320, 2392, 2408, 2494, 2576, 2639, 2668, 2795, 2990, 3010, 3016, 3220, 3248, 3335, 3440, 3640, 3770, 3913, 3956, 4060, 4186, 4472, 4669, 4784, 4816, 4945, 4988, 5278, 5336, 5590, 5980, 6020, 6032, 6235, 6440, 6670, 6923, 7280, 7540, 7826, 7912, 8120, 8372, 8671, 8729, 8944, 9338, 9890, 9976, 10465, 10556, 10672, 11180, 11960, 12040, 12470, 12857, 12880, 13195, 13340, 13846, 15080, 15652, 15824, 16211, 16240, 16744, 17342, 17458, 18676, 19565, 19780, 19952, 20930, 21112, 22360, 23345, 23920, 24080, 24940, 25714, 26390, 26680, 27692, 28681, 30160, 31304, 32422, 33488, 34615, 34684, 34916, 37352, 39130, 39560, 41860, 42224, 43355, 43645, 44720, 46690, 49880, 51428, 52780, 53360, 55384, 57362, 60697, 62608, 64285, 64844, 69230, 69368, 69832, 74704, 78260, 79120, 81055, 83720, 86710, 87290, 89999, 93380, 99760, 102856, 105560, 110768, 113477, 114724, 121394, 128570, 129688, 138460, 138736, 139664, 143405, 156520, 162110, 167440, 173420, 174580, 179998, 186760, 200767, 205712, 211120, 226954, 229448, 242788, 257140, 259376, 276920, 286810, 303485, 313040, 324220, 346840, 349160, 359996, 372853, 373520, 401534, 449995, 453908, 458896, 485576, 514280, 553840, 567385, 573620, 606970, 648440, 693680, 698320, 719992, 745706, 803068, 899990, 907816, 971152, 1003835, 1028560, 1134770, 1147240, 1213940, 1296880, 1439984, 1491412, 1606136, 1799980, 1815632, 1864265, 2007670, 2269540, 2294480, 2427880, 2609971, 2982824, 3212272, 3599960, 3728530, 4015340, 4539080, 4855760, 5219942, 5965648, 7199920, 7457060, 8030680, 9078160, 10439884, 13049855, 14914120, 16061360, 20879768, 26099710, 29828240, 41759536, 52199420, 104398840, 208797680]

約数ペア:

[(1, 208797680), (2, 104398840), (4, 52199420), (5, 41759536), (7, 29828240), (8, 26099710), (10, 20879768), (13, 16061360), (14, 14914120), (16, 13049855), (20, 10439884), (23, 9078160), (26, 8030680), (28, 7457060), (29, 7199920), (35, 5965648), (40, 5219942), (43, 4855760), (46, 4539080), (52, 4015340), (56, 3728530), (58, 3599960), (65, 3212272), (70, 2982824), (80, 2609971), (86, 2427880), (91, 2294480), (92, 2269540), (104, 2007670), (112, 1864265), (115, 1815632), (116, 1799980), (130, 1606136), (140, 1491412), (145, 1439984), (161, 1296880), (172, 1213940), (182, 1147240), (184, 1134770), (203, 1028560), (208, 1003835), (215, 971152), (230, 907816), (232, 899990), (260, 803068), (280, 745706), (290, 719992), (299, 698320), (301, 693680), (322, 648440), (344, 606970), (364, 573620), (368, 567385), (377, 553840), (406, 514280), (430, 485576), (455, 458896), (460, 453908), (464, 449995), (520, 401534), (559, 373520), (560, 372853), (580, 359996), (598, 349160), (602, 346840), (644, 324220), (667, 313040), (688, 303485), (728, 286810), (754, 276920), (805, 259376), (812, 257140), (860, 242788), (910, 229448), (920, 226954), (989, 211120), (1015, 205712), (1040, 200767), (1118, 186760), (1160, 179998), (1196, 174580), (1204, 173420), (1247, 167440), (1288, 162110), (1334, 156520), (1456, 143405), (1495, 139664), (1505, 138736), (1508, 138460), (1610, 129688), (1624, 128570), (1720, 121394), (1820, 114724), (1840, 113477), (1885, 110768), (1978, 105560), (2030, 102856), (2093, 99760), (2236, 93380), (2320, 89999), (2392, 87290), (2408, 86710), (2494, 83720), (2576, 81055), (2639, 79120), (2668, 78260), (2795, 74704), (2990, 69832), (3010, 69368), (3016, 69230), (3220, 64844), (3248, 64285), (3335, 62608), (3440, 60697), (3640, 57362), (3770, 55384), (3913, 53360), (3956, 52780), (4060, 51428), (4186, 49880), (4472, 46690), (4669, 44720), (4784, 43645), (4816, 43355), (4945, 42224), (4988, 41860), (5278, 39560), (5336, 39130), (5590, 37352), (5980, 34916), (6020, 34684), (6032, 34615), (6235, 33488), (6440, 32422), (6670, 31304), (6923, 30160), (7280, 28681), (7540, 27692), (7826, 26680), (7912, 26390), (8120, 25714), (8372, 24940), (8671, 24080), (8729, 23920), (8944, 23345), (9338, 22360), (9890, 21112), (9976, 20930), (10465, 19952), (10556, 19780), (10672, 19565), (11180, 18676), (11960, 17458), (12040, 17342), (12470, 16744), (12857, 16240), (12880, 16211), (13195, 15824), (13340, 15652), (13846, 15080)]