815709440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 2472422400

約数和(自身を除く): 1656712960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 64, 65, 70, 80, 91, 94, 104, 112, 128, 130, 140, 149, 160, 182, 188, 208, 224, 235, 256, 260, 280, 298, 320, 329, 364, 376, 416, 448, 455, 470, 520, 560, 596, 611, 640, 658, 728, 745, 752, 832, 896, 910, 940, 1040, 1043, 1120, 1192, 1222, 1280, 1316, 1456, 1490, 1504, 1645, 1664, 1792, 1820, 1880, 1937, 2080, 2086, 2240, 2384, 2444, 2632, 2912, 2980, 3008, 3055, 3290, 3328, 3640, 3760, 3874, 4160, 4172, 4277, 4480, 4768, 4888, 5215, 5264, 5824, 5960, 6016, 6110, 6580, 7003, 7280, 7520, 7748, 8320, 8344, 8554, 8960, 9536, 9685, 9776, 10430, 10528, 11648, 11920, 12032, 12220, 13160, 13559, 14006, 14560, 15040, 15496, 16640, 16688, 17108, 19072, 19370, 19552, 20860, 21056, 21385, 23296, 23840, 24440, 26320, 27118, 28012, 29120, 30080, 30992, 33376, 34216, 35015, 38144, 38740, 39104, 41720, 42112, 42770, 47680, 48880, 49021, 52640, 54236, 56024, 58240, 60160, 61984, 66752, 67795, 68432, 70030, 77480, 78208, 83440, 84224, 85540, 91039, 95360, 97760, 98042, 105280, 108472, 112048, 116480, 123968, 133504, 135590, 136864, 140060, 154960, 156416, 166880, 171080, 182078, 190720, 195520, 196084, 210560, 216944, 224096, 245105, 247936, 267008, 271180, 273728, 280120, 309920, 333760, 342160, 364156, 391040, 392168, 421120, 433888, 448192, 455195, 490210, 495872, 542360, 547456, 560240, 619840, 637273, 667520, 684320, 728312, 782080, 784336, 867776, 896384, 910390, 980420, 1084720, 1094912, 1120480, 1239680, 1274546, 1335040, 1368640, 1456624, 1568672, 1735552, 1792768, 1820780, 1960840, 2169440, 2240960, 2479360, 2549092, 2737280, 2913248, 3137344, 3186365, 3471104, 3641560, 3921680, 4338880, 4481920, 5098184, 5474560, 5826496, 6274688, 6372730, 7283120, 7843360, 8677760, 8963840, 10196368, 11652992, 12549376, 12745460, 14566240, 15686720, 17355520, 20392736, 23305984, 25490920, 29132480, 31373440, 40785472, 50981840, 58264960, 62746880, 81570944, 101963680, 116529920, 163141888, 203927360, 407854720, 815709440]

約数ペア:

[(1, 815709440), (2, 407854720), (4, 203927360), (5, 163141888), (7, 116529920), (8, 101963680), (10, 81570944), (13, 62746880), (14, 58264960), (16, 50981840), (20, 40785472), (26, 31373440), (28, 29132480), (32, 25490920), (35, 23305984), (40, 20392736), (47, 17355520), (52, 15686720), (56, 14566240), (64, 12745460), (65, 12549376), (70, 11652992), (80, 10196368), (91, 8963840), (94, 8677760), (104, 7843360), (112, 7283120), (128, 6372730), (130, 6274688), (140, 5826496), (149, 5474560), (160, 5098184), (182, 4481920), (188, 4338880), (208, 3921680), (224, 3641560), (235, 3471104), (256, 3186365), (260, 3137344), (280, 2913248), (298, 2737280), (320, 2549092), (329, 2479360), (364, 2240960), (376, 2169440), (416, 1960840), (448, 1820780), (455, 1792768), (470, 1735552), (520, 1568672), (560, 1456624), (596, 1368640), (611, 1335040), (640, 1274546), (658, 1239680), (728, 1120480), (745, 1094912), (752, 1084720), (832, 980420), (896, 910390), (910, 896384), (940, 867776), (1040, 784336), (1043, 782080), (1120, 728312), (1192, 684320), (1222, 667520), (1280, 637273), (1316, 619840), (1456, 560240), (1490, 547456), (1504, 542360), (1645, 495872), (1664, 490210), (1792, 455195), (1820, 448192), (1880, 433888), (1937, 421120), (2080, 392168), (2086, 391040), (2240, 364156), (2384, 342160), (2444, 333760), (2632, 309920), (2912, 280120), (2980, 273728), (3008, 271180), (3055, 267008), (3290, 247936), (3328, 245105), (3640, 224096), (3760, 216944), (3874, 210560), (4160, 196084), (4172, 195520), (4277, 190720), (4480, 182078), (4768, 171080), (4888, 166880), (5215, 156416), (5264, 154960), (5824, 140060), (5960, 136864), (6016, 135590), (6110, 133504), (6580, 123968), (7003, 116480), (7280, 112048), (7520, 108472), (7748, 105280), (8320, 98042), (8344, 97760), (8554, 95360), (8960, 91039), (9536, 85540), (9685, 84224), (9776, 83440), (10430, 78208), (10528, 77480), (11648, 70030), (11920, 68432), (12032, 67795), (12220, 66752), (13160, 61984), (13559, 60160), (14006, 58240), (14560, 56024), (15040, 54236), (15496, 52640), (16640, 49021), (16688, 48880), (17108, 47680), (19072, 42770), (19370, 42112), (19552, 41720), (20860, 39104), (21056, 38740), (21385, 38144), (23296, 35015), (23840, 34216), (24440, 33376), (26320, 30992), (27118, 30080), (28012, 29120)]