291003440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:667

約数の個数: 160

約数和(自身を含む): 845945856

約数和(自身を除く): 554942416

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 182, 208, 260, 280, 284, 355, 364, 455, 497, 520, 560, 563, 568, 710, 728, 910, 923, 994, 1040, 1126, 1136, 1420, 1456, 1820, 1846, 1988, 2252, 2485, 2815, 2840, 3640, 3692, 3941, 3976, 4504, 4615, 4970, 5630, 5680, 6461, 7280, 7319, 7384, 7882, 7952, 9008, 9230, 9940, 11260, 12922, 14638, 14768, 15764, 18460, 19705, 19880, 22520, 25844, 29276, 31528, 32305, 36595, 36920, 39410, 39760, 39973, 45040, 51233, 51688, 58552, 63056, 64610, 73190, 73840, 78820, 79946, 102466, 103376, 117104, 129220, 146380, 157640, 159892, 199865, 204932, 256165, 258440, 279811, 292760, 315280, 319784, 399730, 409864, 512330, 516880, 519649, 559622, 585520, 639568, 799460, 819728, 1024660, 1039298, 1119244, 1399055, 1598920, 2049320, 2078596, 2238488, 2598245, 2798110, 3197840, 3637543, 4098640, 4157192, 4476976, 5196490, 5596220, 7275086, 8314384, 10392980, 11192440, 14550172, 18187715, 20785960, 22384880, 29100344, 36375430, 41571920, 58200688, 72750860, 145501720, 291003440]

約数ペア:

[(1, 291003440), (2, 145501720), (4, 72750860), (5, 58200688), (7, 41571920), (8, 36375430), (10, 29100344), (13, 22384880), (14, 20785960), (16, 18187715), (20, 14550172), (26, 11192440), (28, 10392980), (35, 8314384), (40, 7275086), (52, 5596220), (56, 5196490), (65, 4476976), (70, 4157192), (71, 4098640), (80, 3637543), (91, 3197840), (104, 2798110), (112, 2598245), (130, 2238488), (140, 2078596), (142, 2049320), (182, 1598920), (208, 1399055), (260, 1119244), (280, 1039298), (284, 1024660), (355, 819728), (364, 799460), (455, 639568), (497, 585520), (520, 559622), (560, 519649), (563, 516880), (568, 512330), (710, 409864), (728, 399730), (910, 319784), (923, 315280), (994, 292760), (1040, 279811), (1126, 258440), (1136, 256165), (1420, 204932), (1456, 199865), (1820, 159892), (1846, 157640), (1988, 146380), (2252, 129220), (2485, 117104), (2815, 103376), (2840, 102466), (3640, 79946), (3692, 78820), (3941, 73840), (3976, 73190), (4504, 64610), (4615, 63056), (4970, 58552), (5630, 51688), (5680, 51233), (6461, 45040), (7280, 39973), (7319, 39760), (7384, 39410), (7882, 36920), (7952, 36595), (9008, 32305), (9230, 31528), (9940, 29276), (11260, 25844), (12922, 22520), (14638, 19880), (14768, 19705), (15764, 18460)]