16502040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 96

約数和(自身を含む): 55991520

約数和(自身を除く): 39489480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 1993, 2070, 2760, 3986, 4140, 5979, 7972, 8280, 9965, 11958, 15944, 17937, 19930, 23916, 29895, 35874, 39860, 45839, 47832, 59790, 71748, 79720, 89685, 91678, 119580, 137517, 143496, 179370, 183356, 229195, 239160, 275034, 358740, 366712, 412551, 458390, 550068, 687585, 717480, 825102, 916780, 1100136, 1375170, 1650204, 1833560, 2062755, 2750340, 3300408, 4125510, 5500680, 8251020, 16502040]

約数ペア:

[(1, 16502040), (2, 8251020), (3, 5500680), (4, 4125510), (5, 3300408), (6, 2750340), (8, 2062755), (9, 1833560), (10, 1650204), (12, 1375170), (15, 1100136), (18, 916780), (20, 825102), (23, 717480), (24, 687585), (30, 550068), (36, 458390), (40, 412551), (45, 366712), (46, 358740), (60, 275034), (69, 239160), (72, 229195), (90, 183356), (92, 179370), (115, 143496), (120, 137517), (138, 119580), (180, 91678), (184, 89685), (207, 79720), (230, 71748), (276, 59790), (345, 47832), (360, 45839), (414, 39860), (460, 35874), (552, 29895), (690, 23916), (828, 19930), (920, 17937), (1035, 15944), (1380, 11958), (1656, 9965), (1993, 8280), (2070, 7972), (2760, 5979), (3986, 4140)]