248493307216

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{84499}}^1$

素因数の和:84574

約数の個数: 180

約数和(自身を含む): 635469744000

約数和(自身を除く): 386976436784

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 112, 121, 124, 154, 176, 196, 217, 242, 248, 308, 341, 392, 434, 484, 496, 539, 616, 682, 784, 847, 868, 968, 1078, 1232, 1364, 1519, 1694, 1736, 1936, 2156, 2387, 2728, 3038, 3388, 3472, 3751, 4312, 4774, 5456, 5929, 6076, 6776, 7502, 8624, 9548, 11858, 12152, 13552, 15004, 16709, 19096, 23716, 24304, 26257, 30008, 33418, 38192, 47432, 52514, 60016, 66836, 84499, 94864, 105028, 133672, 168998, 183799, 210056, 267344, 337996, 367598, 420112, 591493, 675992, 735196, 929489, 1182986, 1351984, 1470392, 1858978, 2365972, 2619469, 2940784, 3717956, 4140451, 4731944, 5238938, 6506423, 7435912, 8280902, 9463888, 10224379, 10477876, 13012846, 14871824, 16561804, 18336283, 20448758, 20955752, 26025692, 28814159, 33123608, 36672566, 40897516, 41911504, 45544961, 52051384, 57628318, 66247216, 71570653, 73345132, 81795032, 91089922, 104102768, 115256636, 128353981, 143141306, 146690264, 163590064, 182179844, 201699113, 230513272, 256707962, 286282612, 293380528, 316955749, 364359688, 403398226, 461026544, 500994571, 513415924, 572565224, 633911498, 728719376, 806796452, 1001989142, 1026831848, 1145130448, 1267822996, 1411893791, 1613592904, 2003978284, 2053663696, 2218690243, 2535645992, 2823787582, 3227185808, 4007956568, 4437380486, 5071291984, 5647575164, 8015913136, 8874760972, 11295150328, 15530831701, 17749521944, 22590300656, 31061663402, 35499043888, 62123326804, 124246653608, 248493307216]

約数ペア:

[(1, 248493307216), (2, 124246653608), (4, 62123326804), (7, 35499043888), (8, 31061663402), (11, 22590300656), (14, 17749521944), (16, 15530831701), (22, 11295150328), (28, 8874760972), (31, 8015913136), (44, 5647575164), (49, 5071291984), (56, 4437380486), (62, 4007956568), (77, 3227185808), (88, 2823787582), (98, 2535645992), (112, 2218690243), (121, 2053663696), (124, 2003978284), (154, 1613592904), (176, 1411893791), (196, 1267822996), (217, 1145130448), (242, 1026831848), (248, 1001989142), (308, 806796452), (341, 728719376), (392, 633911498), (434, 572565224), (484, 513415924), (496, 500994571), (539, 461026544), (616, 403398226), (682, 364359688), (784, 316955749), (847, 293380528), (868, 286282612), (968, 256707962), (1078, 230513272), (1232, 201699113), (1364, 182179844), (1519, 163590064), (1694, 146690264), (1736, 143141306), (1936, 128353981), (2156, 115256636), (2387, 104102768), (2728, 91089922), (3038, 81795032), (3388, 73345132), (3472, 71570653), (3751, 66247216), (4312, 57628318), (4774, 52051384), (5456, 45544961), (5929, 41911504), (6076, 40897516), (6776, 36672566), (7502, 33123608), (8624, 28814159), (9548, 26025692), (11858, 20955752), (12152, 20448758), (13552, 18336283), (15004, 16561804), (16709, 14871824), (19096, 13012846), (23716, 10477876), (24304, 10224379), (26257, 9463888), (30008, 8280902), (33418, 7435912), (38192, 6506423), (47432, 5238938), (52514, 4731944), (60016, 4140451), (66836, 3717956), (84499, 2940784), (94864, 2619469), (105028, 2365972), (133672, 1858978), (168998, 1470392), (183799, 1351984), (210056, 1182986), (267344, 929489), (337996, 735196), (367598, 675992), (420112, 591493)]