320752908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2228

約数の個数: 144

約数和(自身を含む): 1007319040

約数和(自身を除く): 686566132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 31, 36, 38, 42, 57, 62, 63, 76, 84, 93, 114, 124, 126, 133, 171, 186, 217, 228, 252, 266, 279, 342, 372, 399, 434, 532, 558, 589, 651, 684, 798, 868, 1116, 1178, 1197, 1302, 1596, 1767, 1953, 2161, 2356, 2394, 2604, 3534, 3906, 4123, 4322, 4788, 5301, 6483, 7068, 7812, 8246, 8644, 10602, 12369, 12966, 15127, 16492, 19449, 21204, 24738, 25932, 30254, 37107, 38898, 41059, 45381, 49476, 60508, 66991, 74214, 77796, 82118, 90762, 123177, 133982, 136143, 148428, 164236, 181524, 200973, 246354, 267964, 272286, 287413, 369531, 401946, 468937, 492708, 544572, 574826, 602919, 739062, 803892, 862239, 937874, 1149652, 1205838, 1272829, 1406811, 1478124, 1724478, 1875748, 2411676, 2545658, 2586717, 2813622, 3448956, 3818487, 4220433, 5091316, 5173434, 5627244, 7636974, 8440866, 8909803, 10346868, 11455461, 15273948, 16881732, 17819606, 22910922, 26729409, 35639212, 45821844, 53458818, 80188227, 106917636, 160376454, 320752908]

約数ペア:

[(1, 320752908), (2, 160376454), (3, 106917636), (4, 80188227), (6, 53458818), (7, 45821844), (9, 35639212), (12, 26729409), (14, 22910922), (18, 17819606), (19, 16881732), (21, 15273948), (28, 11455461), (31, 10346868), (36, 8909803), (38, 8440866), (42, 7636974), (57, 5627244), (62, 5173434), (63, 5091316), (76, 4220433), (84, 3818487), (93, 3448956), (114, 2813622), (124, 2586717), (126, 2545658), (133, 2411676), (171, 1875748), (186, 1724478), (217, 1478124), (228, 1406811), (252, 1272829), (266, 1205838), (279, 1149652), (342, 937874), (372, 862239), (399, 803892), (434, 739062), (532, 602919), (558, 574826), (589, 544572), (651, 492708), (684, 468937), (798, 401946), (868, 369531), (1116, 287413), (1178, 272286), (1197, 267964), (1302, 246354), (1596, 200973), (1767, 181524), (1953, 164236), (2161, 148428), (2356, 136143), (2394, 133982), (2604, 123177), (3534, 90762), (3906, 82118), (4123, 77796), (4322, 74214), (4788, 66991), (5301, 60508), (6483, 49476), (7068, 45381), (7812, 41059), (8246, 38898), (8644, 37107), (10602, 30254), (12369, 25932), (12966, 24738), (15127, 21204), (16492, 19449)]