209877920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 612251136

約数和(自身を除く): 402373216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 73, 80, 85, 112, 119, 136, 140, 146, 151, 160, 170, 224, 238, 272, 280, 292, 302, 340, 365, 476, 511, 544, 560, 584, 595, 604, 680, 730, 755, 952, 1022, 1057, 1120, 1168, 1190, 1208, 1241, 1360, 1460, 1510, 1904, 2044, 2114, 2336, 2380, 2416, 2482, 2555, 2567, 2720, 2920, 3020, 3808, 4088, 4228, 4760, 4832, 4964, 5110, 5134, 5285, 5840, 6040, 6205, 8176, 8456, 8687, 9520, 9928, 10220, 10268, 10570, 11023, 11680, 12080, 12410, 12835, 16352, 16912, 17374, 17969, 19040, 19856, 20440, 20536, 21140, 22046, 24160, 24820, 25670, 33824, 34748, 35938, 39712, 40880, 41072, 42280, 43435, 44092, 49640, 51340, 55115, 69496, 71876, 77161, 81760, 82144, 84560, 86870, 88184, 89845, 99280, 102680, 110230, 138992, 143752, 154322, 169120, 173740, 176368, 179690, 187391, 198560, 205360, 220460, 277984, 287504, 308644, 347480, 352736, 359380, 374782, 385805, 410720, 440920, 575008, 617288, 694960, 718760, 749564, 771610, 881840, 936955, 1234576, 1311737, 1389920, 1437520, 1499128, 1543220, 1763680, 1873910, 2469152, 2623474, 2875040, 2998256, 3086440, 3747820, 5246948, 5996512, 6172880, 6558685, 7495640, 10493896, 12345760, 13117370, 14991280, 20987792, 26234740, 29982560, 41975584, 52469480, 104938960, 209877920]

約数ペア:

[(1, 209877920), (2, 104938960), (4, 52469480), (5, 41975584), (7, 29982560), (8, 26234740), (10, 20987792), (14, 14991280), (16, 13117370), (17, 12345760), (20, 10493896), (28, 7495640), (32, 6558685), (34, 6172880), (35, 5996512), (40, 5246948), (56, 3747820), (68, 3086440), (70, 2998256), (73, 2875040), (80, 2623474), (85, 2469152), (112, 1873910), (119, 1763680), (136, 1543220), (140, 1499128), (146, 1437520), (151, 1389920), (160, 1311737), (170, 1234576), (224, 936955), (238, 881840), (272, 771610), (280, 749564), (292, 718760), (302, 694960), (340, 617288), (365, 575008), (476, 440920), (511, 410720), (544, 385805), (560, 374782), (584, 359380), (595, 352736), (604, 347480), (680, 308644), (730, 287504), (755, 277984), (952, 220460), (1022, 205360), (1057, 198560), (1120, 187391), (1168, 179690), (1190, 176368), (1208, 173740), (1241, 169120), (1360, 154322), (1460, 143752), (1510, 138992), (1904, 110230), (2044, 102680), (2114, 99280), (2336, 89845), (2380, 88184), (2416, 86870), (2482, 84560), (2555, 82144), (2567, 81760), (2720, 77161), (2920, 71876), (3020, 69496), (3808, 55115), (4088, 51340), (4228, 49640), (4760, 44092), (4832, 43435), (4964, 42280), (5110, 41072), (5134, 40880), (5285, 39712), (5840, 35938), (6040, 34748), (6205, 33824), (8176, 25670), (8456, 24820), (8687, 24160), (9520, 22046), (9928, 21140), (10220, 20536), (10268, 20440), (10570, 19856), (11023, 19040), (11680, 17969), (12080, 17374), (12410, 16912), (12835, 16352)]