328029520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 984968208

約数和(自身を除く): 656938688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 80, 82, 91, 98, 104, 112, 130, 140, 157, 164, 182, 196, 205, 208, 245, 260, 280, 287, 314, 328, 364, 392, 410, 455, 490, 520, 533, 560, 574, 628, 637, 656, 728, 784, 785, 820, 910, 980, 1040, 1066, 1099, 1148, 1256, 1274, 1435, 1456, 1570, 1640, 1820, 1960, 2009, 2041, 2132, 2198, 2296, 2512, 2548, 2665, 2870, 3140, 3185, 3280, 3640, 3731, 3920, 4018, 4082, 4264, 4396, 4592, 5096, 5330, 5495, 5740, 6280, 6370, 6437, 7280, 7462, 7693, 8036, 8164, 8528, 8792, 10045, 10192, 10205, 10660, 10990, 11480, 12560, 12740, 12874, 14287, 14924, 15386, 16072, 16328, 17584, 18655, 20090, 20410, 21320, 21980, 22960, 25480, 25748, 26117, 28574, 29848, 30772, 32144, 32185, 32656, 37310, 38465, 40180, 40820, 42640, 43960, 45059, 50960, 51496, 52234, 57148, 59696, 61544, 64370, 71435, 74620, 76930, 80360, 81640, 83681, 87920, 90118, 100009, 102992, 104468, 114296, 123088, 128740, 130585, 142870, 149240, 153860, 160720, 163280, 167362, 180236, 200018, 208936, 225295, 228592, 257480, 261170, 285740, 298480, 307720, 315413, 334724, 360472, 400036, 417872, 418405, 450590, 500045, 514960, 522340, 571480, 585767, 615440, 630826, 669448, 720944, 800072, 836810, 901180, 1000090, 1044680, 1142960, 1171534, 1261652, 1338896, 1577065, 1600144, 1673620, 1802360, 2000180, 2089360, 2343068, 2523304, 2928835, 3154130, 3347240, 3604720, 4000360, 4100369, 4686136, 5046608, 5857670, 6308260, 6694480, 8000720, 8200738, 9372272, 11715340, 12616520, 16401476, 20501845, 23430680, 25233040, 32802952, 41003690, 46861360, 65605904, 82007380, 164014760, 328029520]

約数ペア:

[(1, 328029520), (2, 164014760), (4, 82007380), (5, 65605904), (7, 46861360), (8, 41003690), (10, 32802952), (13, 25233040), (14, 23430680), (16, 20501845), (20, 16401476), (26, 12616520), (28, 11715340), (35, 9372272), (40, 8200738), (41, 8000720), (49, 6694480), (52, 6308260), (56, 5857670), (65, 5046608), (70, 4686136), (80, 4100369), (82, 4000360), (91, 3604720), (98, 3347240), (104, 3154130), (112, 2928835), (130, 2523304), (140, 2343068), (157, 2089360), (164, 2000180), (182, 1802360), (196, 1673620), (205, 1600144), (208, 1577065), (245, 1338896), (260, 1261652), (280, 1171534), (287, 1142960), (314, 1044680), (328, 1000090), (364, 901180), (392, 836810), (410, 800072), (455, 720944), (490, 669448), (520, 630826), (533, 615440), (560, 585767), (574, 571480), (628, 522340), (637, 514960), (656, 500045), (728, 450590), (784, 418405), (785, 417872), (820, 400036), (910, 360472), (980, 334724), (1040, 315413), (1066, 307720), (1099, 298480), (1148, 285740), (1256, 261170), (1274, 257480), (1435, 228592), (1456, 225295), (1570, 208936), (1640, 200018), (1820, 180236), (1960, 167362), (2009, 163280), (2041, 160720), (2132, 153860), (2198, 149240), (2296, 142870), (2512, 130585), (2548, 128740), (2665, 123088), (2870, 114296), (3140, 104468), (3185, 102992), (3280, 100009), (3640, 90118), (3731, 87920), (3920, 83681), (4018, 81640), (4082, 80360), (4264, 76930), (4396, 74620), (4592, 71435), (5096, 64370), (5330, 61544), (5495, 59696), (5740, 57148), (6280, 52234), (6370, 51496), (6437, 50960), (7280, 45059), (7462, 43960), (7693, 42640), (8036, 40820), (8164, 40180), (8528, 38465), (8792, 37310), (10045, 32656), (10192, 32185), (10205, 32144), (10660, 30772), (10990, 29848), (11480, 28574), (12560, 26117), (12740, 25748), (12874, 25480), (14287, 22960), (14924, 21980), (15386, 21320), (16072, 20410), (16328, 20090), (17584, 18655)]