2680404360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20663}}^1$

素因数の和:20747

約数の個数: 128

約数和(自身を含む): 8569774080

約数和(自身を除く): 5889369720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1380, 1410, 1880, 2162, 2760, 2820, 3243, 4324, 5405, 5640, 6486, 8648, 10810, 12972, 16215, 20663, 21620, 25944, 32430, 41326, 43240, 61989, 64860, 82652, 103315, 123978, 129720, 165304, 206630, 247956, 309945, 413260, 475249, 495912, 619890, 826520, 950498, 971161, 1239780, 1425747, 1900996, 1942322, 2376245, 2479560, 2851494, 2913483, 3801992, 3884644, 4752490, 4855805, 5702988, 5826966, 7128735, 7769288, 9504980, 9711610, 11405976, 11653932, 14257470, 14567415, 19009960, 19423220, 22336703, 23307864, 28514940, 29134830, 38846440, 44673406, 57029880, 58269660, 67010109, 89346812, 111683515, 116539320, 134020218, 178693624, 223367030, 268040436, 335050545, 446734060, 536080872, 670101090, 893468120, 1340202180, 2680404360]

約数ペア:

[(1, 2680404360), (2, 1340202180), (3, 893468120), (4, 670101090), (5, 536080872), (6, 446734060), (8, 335050545), (10, 268040436), (12, 223367030), (15, 178693624), (20, 134020218), (23, 116539320), (24, 111683515), (30, 89346812), (40, 67010109), (46, 58269660), (47, 57029880), (60, 44673406), (69, 38846440), (92, 29134830), (94, 28514940), (115, 23307864), (120, 22336703), (138, 19423220), (141, 19009960), (184, 14567415), (188, 14257470), (230, 11653932), (235, 11405976), (276, 9711610), (282, 9504980), (345, 7769288), (376, 7128735), (460, 5826966), (470, 5702988), (552, 4855805), (564, 4752490), (690, 3884644), (705, 3801992), (920, 2913483), (940, 2851494), (1081, 2479560), (1128, 2376245), (1380, 1942322), (1410, 1900996), (1880, 1425747), (2162, 1239780), (2760, 971161), (2820, 950498), (3243, 826520), (4324, 619890), (5405, 495912), (5640, 475249), (6486, 413260), (8648, 309945), (10810, 247956), (12972, 206630), (16215, 165304), (20663, 129720), (21620, 123978), (25944, 103315), (32430, 82652), (41326, 64860), (43240, 61989)]