20715029104

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:456

約数の個数: 240

約数和(自身を含む): 52144028640

約数和(自身を除く): 31428999536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 89, 98, 112, 137, 154, 176, 178, 196, 197, 274, 308, 356, 392, 394, 539, 548, 616, 623, 712, 784, 788, 959, 979, 1078, 1096, 1232, 1246, 1379, 1424, 1507, 1576, 1918, 1958, 2156, 2167, 2192, 2492, 2758, 3014, 3152, 3836, 3916, 4312, 4334, 4361, 4984, 5516, 6028, 6713, 6853, 7672, 7832, 8624, 8668, 8722, 9653, 9968, 10549, 11032, 12056, 12193, 13426, 13706, 15169, 15344, 15664, 17336, 17444, 17533, 19306, 21098, 22064, 24112, 24386, 26852, 26989, 27412, 30338, 34672, 34888, 35066, 38612, 42196, 47971, 48772, 53704, 53978, 54824, 60676, 69776, 70132, 73843, 77224, 84392, 85351, 95942, 97544, 106183, 107408, 107956, 109648, 121352, 122731, 134123, 140264, 147686, 154448, 168784, 170702, 188923, 191884, 192863, 195088, 212366, 215912, 242704, 245462, 268246, 280528, 295372, 296879, 341404, 377846, 383768, 385726, 424732, 431824, 490924, 536492, 590744, 593758, 597457, 682808, 755692, 767536, 771452, 849464, 859117, 938861, 981848, 1072984, 1181488, 1187516, 1194914, 1322461, 1350041, 1365616, 1511384, 1542904, 1698928, 1718234, 1877722, 1963696, 2078153, 2145968, 2375032, 2389828, 2402021, 2644922, 2700082, 3022768, 3085808, 3436468, 3755444, 4156306, 4750064, 4779656, 4804042, 5289844, 5400164, 6572027, 6872936, 7510888, 8312612, 9450287, 9559312, 9608084, 10579688, 10800328, 13144054, 13745872, 14547071, 15021776, 16625224, 16814147, 18900574, 19216168, 21159376, 21600656, 26288108, 26422231, 29094142, 33250448, 33628294, 37801148, 38432336, 52576216, 52844462, 58188284, 67256588, 75602296, 105152432, 105688924, 116376568, 117699029, 134513176, 151204592, 184955617, 211377848, 232753136, 235398058, 269026352, 369911234, 422755696, 470796116, 739822468, 941592232, 1294689319, 1479644936, 1883184464, 2589378638, 2959289872, 5178757276, 10357514552, 20715029104]

約数ペア:

[(1, 20715029104), (2, 10357514552), (4, 5178757276), (7, 2959289872), (8, 2589378638), (11, 1883184464), (14, 1479644936), (16, 1294689319), (22, 941592232), (28, 739822468), (44, 470796116), (49, 422755696), (56, 369911234), (77, 269026352), (88, 235398058), (89, 232753136), (98, 211377848), (112, 184955617), (137, 151204592), (154, 134513176), (176, 117699029), (178, 116376568), (196, 105688924), (197, 105152432), (274, 75602296), (308, 67256588), (356, 58188284), (392, 52844462), (394, 52576216), (539, 38432336), (548, 37801148), (616, 33628294), (623, 33250448), (712, 29094142), (784, 26422231), (788, 26288108), (959, 21600656), (979, 21159376), (1078, 19216168), (1096, 18900574), (1232, 16814147), (1246, 16625224), (1379, 15021776), (1424, 14547071), (1507, 13745872), (1576, 13144054), (1918, 10800328), (1958, 10579688), (2156, 9608084), (2167, 9559312), (2192, 9450287), (2492, 8312612), (2758, 7510888), (3014, 6872936), (3152, 6572027), (3836, 5400164), (3916, 5289844), (4312, 4804042), (4334, 4779656), (4361, 4750064), (4984, 4156306), (5516, 3755444), (6028, 3436468), (6713, 3085808), (6853, 3022768), (7672, 2700082), (7832, 2644922), (8624, 2402021), (8668, 2389828), (8722, 2375032), (9653, 2145968), (9968, 2078153), (10549, 1963696), (11032, 1877722), (12056, 1718234), (12193, 1698928), (13426, 1542904), (13706, 1511384), (15169, 1365616), (15344, 1350041), (15664, 1322461), (17336, 1194914), (17444, 1187516), (17533, 1181488), (19306, 1072984), (21098, 981848), (22064, 938861), (24112, 859117), (24386, 849464), (26852, 771452), (26989, 767536), (27412, 755692), (30338, 682808), (34672, 597457), (34888, 593758), (35066, 590744), (38612, 536492), (42196, 490924), (47971, 431824), (48772, 424732), (53704, 385726), (53978, 383768), (54824, 377846), (60676, 341404), (69776, 296879), (70132, 295372), (73843, 280528), (77224, 268246), (84392, 245462), (85351, 242704), (95942, 215912), (97544, 212366), (106183, 195088), (107408, 192863), (107956, 191884), (109648, 188923), (121352, 170702), (122731, 168784), (134123, 154448), (140264, 147686)]