81404568

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3167}}^1$

素因数の和:3206

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 192310632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 84, 102, 108, 119, 126, 136, 153, 168, 189, 204, 216, 238, 252, 306, 357, 378, 408, 459, 476, 504, 612, 714, 756, 918, 952, 1071, 1224, 1428, 1512, 1836, 2142, 2856, 3167, 3213, 3672, 4284, 6334, 6426, 8568, 9501, 12668, 12852, 19002, 22169, 25336, 25704, 28503, 38004, 44338, 53839, 57006, 66507, 76008, 85509, 88676, 107678, 114012, 133014, 161517, 171018, 177352, 199521, 215356, 228024, 266028, 323034, 342036, 376873, 399042, 430712, 484551, 532056, 598563, 646068, 684072, 753746, 798084, 969102, 1130619, 1197126, 1292136, 1453653, 1507492, 1596168, 1938204, 2261238, 2394252, 2907306, 3014984, 3391857, 3876408, 4522476, 4788504, 5814612, 6783714, 9044952, 10175571, 11629224, 13567428, 20351142, 27134856, 40702284, 81404568]

約数ペア:

[(1, 81404568), (2, 40702284), (3, 27134856), (4, 20351142), (6, 13567428), (7, 11629224), (8, 10175571), (9, 9044952), (12, 6783714), (14, 5814612), (17, 4788504), (18, 4522476), (21, 3876408), (24, 3391857), (27, 3014984), (28, 2907306), (34, 2394252), (36, 2261238), (42, 1938204), (51, 1596168), (54, 1507492), (56, 1453653), (63, 1292136), (68, 1197126), (72, 1130619), (84, 969102), (102, 798084), (108, 753746), (119, 684072), (126, 646068), (136, 598563), (153, 532056), (168, 484551), (189, 430712), (204, 399042), (216, 376873), (238, 342036), (252, 323034), (306, 266028), (357, 228024), (378, 215356), (408, 199521), (459, 177352), (476, 171018), (504, 161517), (612, 133014), (714, 114012), (756, 107678), (918, 88676), (952, 85509), (1071, 76008), (1224, 66507), (1428, 57006), (1512, 53839), (1836, 44338), (2142, 38004), (2856, 28503), (3167, 25704), (3213, 25336), (3672, 22169), (4284, 19002), (6334, 12852), (6426, 12668), (8568, 9501)]