178042008

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 311845992

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 41, 57, 76, 82, 89, 107, 114, 123, 152, 164, 178, 214, 228, 246, 267, 321, 328, 356, 428, 456, 492, 534, 642, 712, 779, 856, 984, 1068, 1284, 1558, 1691, 2033, 2136, 2337, 2568, 3116, 3382, 3649, 4066, 4387, 4674, 5073, 6099, 6232, 6764, 7298, 8132, 8774, 9348, 9523, 10146, 10947, 12198, 13161, 13528, 14596, 16264, 17548, 18696, 19046, 20292, 21894, 24396, 26322, 28569, 29192, 35096, 38092, 40584, 43788, 48792, 52644, 57138, 69331, 76184, 83353, 87576, 105288, 114276, 138662, 166706, 180937, 207993, 228552, 250059, 277324, 333412, 361874, 390443, 415986, 500118, 542811, 554648, 666824, 723748, 780886, 831972, 1000236, 1085622, 1171329, 1447496, 1561772, 1663944, 2000472, 2171244, 2342658, 3123544, 4342488, 4685316, 7418417, 9370632, 14836834, 22255251, 29673668, 44510502, 59347336, 89021004, 178042008]

約数ペア:

[(1, 178042008), (2, 89021004), (3, 59347336), (4, 44510502), (6, 29673668), (8, 22255251), (12, 14836834), (19, 9370632), (24, 7418417), (38, 4685316), (41, 4342488), (57, 3123544), (76, 2342658), (82, 2171244), (89, 2000472), (107, 1663944), (114, 1561772), (123, 1447496), (152, 1171329), (164, 1085622), (178, 1000236), (214, 831972), (228, 780886), (246, 723748), (267, 666824), (321, 554648), (328, 542811), (356, 500118), (428, 415986), (456, 390443), (492, 361874), (534, 333412), (642, 277324), (712, 250059), (779, 228552), (856, 207993), (984, 180937), (1068, 166706), (1284, 138662), (1558, 114276), (1691, 105288), (2033, 87576), (2136, 83353), (2337, 76184), (2568, 69331), (3116, 57138), (3382, 52644), (3649, 48792), (4066, 43788), (4387, 40584), (4674, 38092), (5073, 35096), (6099, 29192), (6232, 28569), (6764, 26322), (7298, 24396), (8132, 21894), (8774, 20292), (9348, 19046), (9523, 18696), (10146, 17548), (10947, 16264), (12198, 14596), (13161, 13528)]