1566987520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^2$

素因数の和:197

約数の個数: 216

約数和(自身を含む): 4453892352

約数和(自身を除く): 2886904832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 61, 64, 70, 80, 94, 112, 122, 128, 140, 160, 188, 224, 235, 244, 256, 280, 305, 320, 329, 376, 427, 448, 470, 488, 560, 610, 640, 658, 752, 854, 896, 940, 976, 1120, 1220, 1280, 1316, 1504, 1645, 1708, 1792, 1880, 1952, 2135, 2240, 2440, 2632, 2867, 3008, 3290, 3416, 3721, 3760, 3904, 4270, 4480, 4880, 5264, 5734, 6016, 6580, 6832, 7442, 7520, 7808, 8540, 8960, 9760, 10528, 11468, 12032, 13160, 13664, 14335, 14884, 15040, 15616, 17080, 18605, 19520, 20069, 21056, 22936, 26047, 26320, 27328, 28670, 29768, 30080, 34160, 37210, 39040, 40138, 42112, 45872, 52094, 52640, 54656, 57340, 59536, 60160, 68320, 74420, 78080, 80276, 84224, 91744, 100345, 104188, 105280, 109312, 114680, 119072, 130235, 136640, 148840, 160552, 174887, 183488, 200690, 208376, 210560, 229360, 238144, 260470, 273280, 297680, 321104, 349774, 366976, 401380, 416752, 421120, 458720, 476288, 520940, 546560, 595360, 642208, 699548, 733952, 802760, 833504, 874435, 917440, 952576, 1041880, 1190720, 1224209, 1284416, 1399096, 1605520, 1667008, 1748870, 1834880, 2083760, 2381440, 2448418, 2568832, 2798192, 3211040, 3334016, 3497740, 3669760, 4167520, 4762880, 4896836, 5137664, 5596384, 6121045, 6422080, 6668032, 6995480, 8335040, 9793672, 11192768, 12242090, 12844160, 13990960, 16670080, 19587344, 22385536, 24484180, 25688320, 27981920, 33340160, 39174688, 44771072, 48968360, 55963840, 78349376, 97936720, 111927680, 156698752, 195873440, 223855360, 313397504, 391746880, 783493760, 1566987520]

約数ペア:

[(1, 1566987520), (2, 783493760), (4, 391746880), (5, 313397504), (7, 223855360), (8, 195873440), (10, 156698752), (14, 111927680), (16, 97936720), (20, 78349376), (28, 55963840), (32, 48968360), (35, 44771072), (40, 39174688), (47, 33340160), (56, 27981920), (61, 25688320), (64, 24484180), (70, 22385536), (80, 19587344), (94, 16670080), (112, 13990960), (122, 12844160), (128, 12242090), (140, 11192768), (160, 9793672), (188, 8335040), (224, 6995480), (235, 6668032), (244, 6422080), (256, 6121045), (280, 5596384), (305, 5137664), (320, 4896836), (329, 4762880), (376, 4167520), (427, 3669760), (448, 3497740), (470, 3334016), (488, 3211040), (560, 2798192), (610, 2568832), (640, 2448418), (658, 2381440), (752, 2083760), (854, 1834880), (896, 1748870), (940, 1667008), (976, 1605520), (1120, 1399096), (1220, 1284416), (1280, 1224209), (1316, 1190720), (1504, 1041880), (1645, 952576), (1708, 917440), (1792, 874435), (1880, 833504), (1952, 802760), (2135, 733952), (2240, 699548), (2440, 642208), (2632, 595360), (2867, 546560), (3008, 520940), (3290, 476288), (3416, 458720), (3721, 421120), (3760, 416752), (3904, 401380), (4270, 366976), (4480, 349774), (4880, 321104), (5264, 297680), (5734, 273280), (6016, 260470), (6580, 238144), (6832, 229360), (7442, 210560), (7520, 208376), (7808, 200690), (8540, 183488), (8960, 174887), (9760, 160552), (10528, 148840), (11468, 136640), (12032, 130235), (13160, 119072), (13664, 114680), (14335, 109312), (14884, 105280), (15040, 104188), (15616, 100345), (17080, 91744), (18605, 84224), (19520, 80276), (20069, 78080), (21056, 74420), (22936, 68320), (26047, 60160), (26320, 59536), (27328, 57340), (28670, 54656), (29768, 52640), (30080, 52094), (34160, 45872), (37210, 42112), (39040, 40138)]