821136072

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{20233}}^1$

素因数の和:20350

約数の個数: 64

約数和(自身を含む): 2185272000

約数和(自身を除く): 1364135928

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 152, 178, 228, 267, 356, 456, 534, 712, 1068, 1691, 2136, 3382, 5073, 6764, 10146, 13528, 20233, 20292, 40466, 40584, 60699, 80932, 121398, 161864, 242796, 384427, 485592, 768854, 1153281, 1537708, 1800737, 2306562, 3075416, 3601474, 4613124, 5402211, 7202948, 9226248, 10804422, 14405896, 21608844, 34214003, 43217688, 68428006, 102642009, 136856012, 205284018, 273712024, 410568036, 821136072]

約数ペア:

[(1, 821136072), (2, 410568036), (3, 273712024), (4, 205284018), (6, 136856012), (8, 102642009), (12, 68428006), (19, 43217688), (24, 34214003), (38, 21608844), (57, 14405896), (76, 10804422), (89, 9226248), (114, 7202948), (152, 5402211), (178, 4613124), (228, 3601474), (267, 3075416), (356, 2306562), (456, 1800737), (534, 1537708), (712, 1153281), (1068, 768854), (1691, 485592), (2136, 384427), (3382, 242796), (5073, 161864), (6764, 121398), (10146, 80932), (13528, 60699), (20233, 40584), (20292, 40466)]