16720071216

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{99439}}^1$

素因数の和:99594

約数の個数: 80

約数和(自身を含む): 44981882880

約数和(自身を除く): 28261811664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 113, 124, 186, 226, 248, 339, 372, 452, 496, 678, 744, 904, 1356, 1488, 1808, 2712, 3503, 5424, 7006, 10509, 14012, 21018, 28024, 42036, 56048, 84072, 99439, 168144, 198878, 298317, 397756, 596634, 795512, 1193268, 1591024, 2386536, 3082609, 4773072, 6165218, 9247827, 11236607, 12330436, 18495654, 22473214, 24660872, 33709821, 36991308, 44946428, 49321744, 67419642, 73982616, 89892856, 134839284, 147965232, 179785712, 269678568, 348334817, 539357136, 696669634, 1045004451, 1393339268, 2090008902, 2786678536, 4180017804, 5573357072, 8360035608, 16720071216]

約数ペア:

[(1, 16720071216), (2, 8360035608), (3, 5573357072), (4, 4180017804), (6, 2786678536), (8, 2090008902), (12, 1393339268), (16, 1045004451), (24, 696669634), (31, 539357136), (48, 348334817), (62, 269678568), (93, 179785712), (113, 147965232), (124, 134839284), (186, 89892856), (226, 73982616), (248, 67419642), (339, 49321744), (372, 44946428), (452, 36991308), (496, 33709821), (678, 24660872), (744, 22473214), (904, 18495654), (1356, 12330436), (1488, 11236607), (1808, 9247827), (2712, 6165218), (3503, 4773072), (5424, 3082609), (7006, 2386536), (10509, 1591024), (14012, 1193268), (21018, 795512), (28024, 596634), (42036, 397756), (56048, 298317), (84072, 198878), (99439, 168144)]