210490280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:800

約数の個数: 192

約数和(自身を含む): 648103680

約数和(自身を除く): 437613400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 572, 616, 637, 715, 728, 751, 770, 910, 980, 1001, 1078, 1144, 1274, 1430, 1502, 1540, 1820, 1960, 2002, 2156, 2548, 2695, 2860, 3004, 3080, 3185, 3640, 3755, 4004, 4312, 5005, 5096, 5257, 5390, 5720, 6008, 6370, 7007, 7510, 8008, 8261, 9763, 10010, 10514, 10780, 12740, 14014, 15020, 16522, 19526, 20020, 21028, 21560, 25480, 26285, 28028, 30040, 33044, 35035, 36799, 39052, 40040, 41305, 42056, 48815, 52570, 56056, 57827, 66088, 68341, 70070, 73598, 78104, 82610, 97630, 105140, 107393, 115654, 136682, 140140, 147196, 165220, 183995, 195260, 210280, 214786, 231308, 273364, 280280, 289135, 294392, 330440, 341705, 367990, 390520, 404789, 429572, 462616, 478387, 536965, 546728, 578270, 683410, 735980, 751751, 809578, 859144, 956774, 1073930, 1156540, 1366820, 1471960, 1503502, 1619156, 1913548, 2023945, 2147860, 2313080, 2391935, 2733640, 3007004, 3238312, 3758755, 3827096, 4047890, 4295720, 4783870, 5262257, 6014008, 7517510, 8095780, 9567740, 10524514, 15035020, 16191560, 19135480, 21049028, 26311285, 30070040, 42098056, 52622570, 105245140, 210490280]

約数ペア:

[(1, 210490280), (2, 105245140), (4, 52622570), (5, 42098056), (7, 30070040), (8, 26311285), (10, 21049028), (11, 19135480), (13, 16191560), (14, 15035020), (20, 10524514), (22, 9567740), (26, 8095780), (28, 7517510), (35, 6014008), (40, 5262257), (44, 4783870), (49, 4295720), (52, 4047890), (55, 3827096), (56, 3758755), (65, 3238312), (70, 3007004), (77, 2733640), (88, 2391935), (91, 2313080), (98, 2147860), (104, 2023945), (110, 1913548), (130, 1619156), (140, 1503502), (143, 1471960), (154, 1366820), (182, 1156540), (196, 1073930), (220, 956774), (245, 859144), (260, 809578), (280, 751751), (286, 735980), (308, 683410), (364, 578270), (385, 546728), (392, 536965), (440, 478387), (455, 462616), (490, 429572), (520, 404789), (539, 390520), (572, 367990), (616, 341705), (637, 330440), (715, 294392), (728, 289135), (751, 280280), (770, 273364), (910, 231308), (980, 214786), (1001, 210280), (1078, 195260), (1144, 183995), (1274, 165220), (1430, 147196), (1502, 140140), (1540, 136682), (1820, 115654), (1960, 107393), (2002, 105140), (2156, 97630), (2548, 82610), (2695, 78104), (2860, 73598), (3004, 70070), (3080, 68341), (3185, 66088), (3640, 57827), (3755, 56056), (4004, 52570), (4312, 48815), (5005, 42056), (5096, 41305), (5257, 40040), (5390, 39052), (5720, 36799), (6008, 35035), (6370, 33044), (7007, 30040), (7510, 28028), (8008, 26285), (8261, 25480), (9763, 21560), (10010, 21028), (10514, 20020), (10780, 19526), (12740, 16522), (14014, 15020)]