218745800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 681284520

約数和(自身を除く): 462538720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 25, 26, 28, 34, 35, 40, 49, 50, 52, 56, 65, 68, 70, 85, 91, 98, 100, 101, 104, 119, 130, 136, 140, 170, 175, 182, 196, 200, 202, 221, 238, 245, 260, 280, 325, 340, 350, 364, 392, 404, 425, 442, 455, 476, 490, 505, 520, 595, 637, 650, 680, 700, 707, 728, 808, 833, 850, 884, 910, 952, 980, 1010, 1105, 1190, 1225, 1274, 1300, 1313, 1400, 1414, 1547, 1666, 1700, 1717, 1768, 1820, 1960, 2020, 2210, 2275, 2380, 2450, 2525, 2548, 2600, 2626, 2828, 2975, 3094, 3185, 3332, 3400, 3434, 3535, 3640, 4040, 4165, 4420, 4550, 4760, 4900, 4949, 5050, 5096, 5252, 5525, 5656, 5950, 6188, 6370, 6565, 6664, 6868, 7070, 7735, 8330, 8585, 8840, 9100, 9191, 9800, 9898, 10100, 10504, 10829, 11050, 11900, 12019, 12376, 12740, 13130, 13736, 14140, 15470, 15925, 16660, 17170, 17675, 18200, 18382, 19796, 20200, 20825, 21658, 22100, 22321, 23800, 24038, 24745, 25480, 26260, 28280, 30940, 31850, 32825, 33320, 34340, 35350, 36764, 38675, 39592, 41650, 42925, 43316, 44200, 44642, 45955, 48076, 49490, 52520, 54145, 60095, 61880, 63700, 64337, 65650, 68680, 70700, 73528, 77350, 83300, 84133, 85850, 86632, 89284, 91910, 96152, 98980, 108290, 111605, 120190, 123725, 127400, 128674, 131300, 141400, 154700, 156247, 166600, 168266, 171700, 178568, 183820, 197960, 216580, 223210, 229775, 240380, 247450, 257348, 262600, 270725, 300475, 309400, 312494, 321685, 336532, 343400, 367640, 420665, 433160, 446420, 459550, 480760, 494900, 514696, 541450, 558025, 600950, 624988, 643370, 673064, 781235, 841330, 892840, 919100, 989800, 1082900, 1093729, 1116050, 1201900, 1249976, 1286740, 1562470, 1608425, 1682660, 1838200, 2103325, 2165800, 2187458, 2232100, 2403800, 2573480, 3124940, 3216850, 3365320, 3906175, 4206650, 4374916, 4464200, 5468645, 6249880, 6433700, 7812350, 8413300, 8749832, 10937290, 12867400, 15624700, 16826600, 21874580, 27343225, 31249400, 43749160, 54686450, 109372900, 218745800]

約数ペア:

[(1, 218745800), (2, 109372900), (4, 54686450), (5, 43749160), (7, 31249400), (8, 27343225), (10, 21874580), (13, 16826600), (14, 15624700), (17, 12867400), (20, 10937290), (25, 8749832), (26, 8413300), (28, 7812350), (34, 6433700), (35, 6249880), (40, 5468645), (49, 4464200), (50, 4374916), (52, 4206650), (56, 3906175), (65, 3365320), (68, 3216850), (70, 3124940), (85, 2573480), (91, 2403800), (98, 2232100), (100, 2187458), (101, 2165800), (104, 2103325), (119, 1838200), (130, 1682660), (136, 1608425), (140, 1562470), (170, 1286740), (175, 1249976), (182, 1201900), (196, 1116050), (200, 1093729), (202, 1082900), (221, 989800), (238, 919100), (245, 892840), (260, 841330), (280, 781235), (325, 673064), (340, 643370), (350, 624988), (364, 600950), (392, 558025), (404, 541450), (425, 514696), (442, 494900), (455, 480760), (476, 459550), (490, 446420), (505, 433160), (520, 420665), (595, 367640), (637, 343400), (650, 336532), (680, 321685), (700, 312494), (707, 309400), (728, 300475), (808, 270725), (833, 262600), (850, 257348), (884, 247450), (910, 240380), (952, 229775), (980, 223210), (1010, 216580), (1105, 197960), (1190, 183820), (1225, 178568), (1274, 171700), (1300, 168266), (1313, 166600), (1400, 156247), (1414, 154700), (1547, 141400), (1666, 131300), (1700, 128674), (1717, 127400), (1768, 123725), (1820, 120190), (1960, 111605), (2020, 108290), (2210, 98980), (2275, 96152), (2380, 91910), (2450, 89284), (2525, 86632), (2548, 85850), (2600, 84133), (2626, 83300), (2828, 77350), (2975, 73528), (3094, 70700), (3185, 68680), (3332, 65650), (3400, 64337), (3434, 63700), (3535, 61880), (3640, 60095), (4040, 54145), (4165, 52520), (4420, 49490), (4550, 48076), (4760, 45955), (4900, 44642), (4949, 44200), (5050, 43316), (5096, 42925), (5252, 41650), (5525, 39592), (5656, 38675), (5950, 36764), (6188, 35350), (6370, 34340), (6565, 33320), (6664, 32825), (6868, 31850), (7070, 30940), (7735, 28280), (8330, 26260), (8585, 25480), (8840, 24745), (9100, 24038), (9191, 23800), (9800, 22321), (9898, 22100), (10100, 21658), (10504, 20825), (10829, 20200), (11050, 19796), (11900, 18382), (12019, 18200), (12376, 17675), (12740, 17170), (13130, 16660), (13736, 15925), (14140, 15470)]