128047080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 256

約数和(自身を含む): 472780800

約数和(自身を除く): 344733720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 71, 76, 84, 95, 105, 113, 114, 120, 133, 140, 142, 152, 168, 190, 210, 213, 226, 228, 266, 280, 284, 285, 339, 355, 380, 399, 420, 426, 452, 456, 497, 532, 565, 568, 570, 665, 678, 710, 760, 791, 798, 840, 852, 904, 994, 1064, 1065, 1130, 1140, 1330, 1349, 1356, 1420, 1491, 1582, 1596, 1695, 1704, 1988, 1995, 2130, 2147, 2260, 2280, 2373, 2485, 2660, 2698, 2712, 2840, 2982, 3164, 3192, 3390, 3955, 3976, 3990, 4047, 4260, 4294, 4520, 4746, 4970, 5320, 5396, 5964, 6328, 6441, 6745, 6780, 7455, 7910, 7980, 8023, 8094, 8520, 8588, 9443, 9492, 9940, 10735, 10792, 11865, 11928, 12882, 13490, 13560, 14910, 15029, 15820, 15960, 16046, 16188, 17176, 18886, 18984, 19880, 20235, 21470, 23730, 24069, 25764, 26980, 28329, 29820, 30058, 31640, 32092, 32205, 32376, 37772, 40115, 40470, 42940, 45087, 47215, 47460, 48138, 51528, 53960, 56161, 56658, 59640, 60116, 64184, 64410, 75145, 75544, 80230, 80940, 85880, 90174, 94430, 94920, 96276, 112322, 113316, 120232, 120345, 128820, 141645, 150290, 152437, 160460, 161880, 168483, 180348, 188860, 192552, 224644, 225435, 226632, 240690, 257640, 280805, 283290, 300580, 304874, 320920, 336966, 360696, 377720, 449288, 450870, 457311, 481380, 561610, 566580, 601160, 609748, 673932, 762185, 842415, 901740, 914622, 962760, 1067059, 1123220, 1133160, 1219496, 1347864, 1524370, 1684830, 1803480, 1829244, 2134118, 2246440, 2286555, 3048740, 3201177, 3369660, 3658488, 4268236, 4573110, 5335295, 6097480, 6402354, 6739320, 8536472, 9146220, 10670590, 12804708, 16005885, 18292440, 21341180, 25609416, 32011770, 42682360, 64023540, 128047080]

約数ペア:

[(1, 128047080), (2, 64023540), (3, 42682360), (4, 32011770), (5, 25609416), (6, 21341180), (7, 18292440), (8, 16005885), (10, 12804708), (12, 10670590), (14, 9146220), (15, 8536472), (19, 6739320), (20, 6402354), (21, 6097480), (24, 5335295), (28, 4573110), (30, 4268236), (35, 3658488), (38, 3369660), (40, 3201177), (42, 3048740), (56, 2286555), (57, 2246440), (60, 2134118), (70, 1829244), (71, 1803480), (76, 1684830), (84, 1524370), (95, 1347864), (105, 1219496), (113, 1133160), (114, 1123220), (120, 1067059), (133, 962760), (140, 914622), (142, 901740), (152, 842415), (168, 762185), (190, 673932), (210, 609748), (213, 601160), (226, 566580), (228, 561610), (266, 481380), (280, 457311), (284, 450870), (285, 449288), (339, 377720), (355, 360696), (380, 336966), (399, 320920), (420, 304874), (426, 300580), (452, 283290), (456, 280805), (497, 257640), (532, 240690), (565, 226632), (568, 225435), (570, 224644), (665, 192552), (678, 188860), (710, 180348), (760, 168483), (791, 161880), (798, 160460), (840, 152437), (852, 150290), (904, 141645), (994, 128820), (1064, 120345), (1065, 120232), (1130, 113316), (1140, 112322), (1330, 96276), (1349, 94920), (1356, 94430), (1420, 90174), (1491, 85880), (1582, 80940), (1596, 80230), (1695, 75544), (1704, 75145), (1988, 64410), (1995, 64184), (2130, 60116), (2147, 59640), (2260, 56658), (2280, 56161), (2373, 53960), (2485, 51528), (2660, 48138), (2698, 47460), (2712, 47215), (2840, 45087), (2982, 42940), (3164, 40470), (3192, 40115), (3390, 37772), (3955, 32376), (3976, 32205), (3990, 32092), (4047, 31640), (4260, 30058), (4294, 29820), (4520, 28329), (4746, 26980), (4970, 25764), (5320, 24069), (5396, 23730), (5964, 21470), (6328, 20235), (6441, 19880), (6745, 18984), (6780, 18886), (7455, 17176), (7910, 16188), (7980, 16046), (8023, 15960), (8094, 15820), (8520, 15029), (8588, 14910), (9443, 13560), (9492, 13490), (9940, 12882), (10735, 11928), (10792, 11865)]