206255720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 536544000

約数和(自身を除く): 330288280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 89, 92, 110, 115, 178, 184, 220, 229, 230, 253, 356, 440, 445, 458, 460, 506, 712, 890, 916, 920, 979, 1012, 1145, 1265, 1780, 1832, 1958, 2024, 2047, 2290, 2519, 2530, 3560, 3916, 4094, 4580, 4895, 5038, 5060, 5267, 7832, 8188, 9160, 9790, 10076, 10120, 10235, 10534, 12595, 16376, 19580, 20152, 20381, 20470, 21068, 22517, 25190, 26335, 39160, 40762, 40940, 42136, 45034, 50380, 52670, 57937, 81524, 81880, 90068, 100760, 101905, 105340, 112585, 115874, 163048, 180136, 203810, 210680, 224191, 225170, 231748, 289685, 407620, 448382, 450340, 463496, 468763, 579370, 815240, 896764, 900680, 937526, 1120955, 1158740, 1793528, 1875052, 2241910, 2317480, 2343815, 3750104, 4483820, 4687630, 5156393, 8967640, 9375260, 10312786, 18750520, 20625572, 25781965, 41251144, 51563930, 103127860, 206255720]

約数ペア:

[(1, 206255720), (2, 103127860), (4, 51563930), (5, 41251144), (8, 25781965), (10, 20625572), (11, 18750520), (20, 10312786), (22, 9375260), (23, 8967640), (40, 5156393), (44, 4687630), (46, 4483820), (55, 3750104), (88, 2343815), (89, 2317480), (92, 2241910), (110, 1875052), (115, 1793528), (178, 1158740), (184, 1120955), (220, 937526), (229, 900680), (230, 896764), (253, 815240), (356, 579370), (440, 468763), (445, 463496), (458, 450340), (460, 448382), (506, 407620), (712, 289685), (890, 231748), (916, 225170), (920, 224191), (979, 210680), (1012, 203810), (1145, 180136), (1265, 163048), (1780, 115874), (1832, 112585), (1958, 105340), (2024, 101905), (2047, 100760), (2290, 90068), (2519, 81880), (2530, 81524), (3560, 57937), (3916, 52670), (4094, 50380), (4580, 45034), (4895, 42136), (5038, 40940), (5060, 40762), (5267, 39160), (7832, 26335), (8188, 25190), (9160, 22517), (9790, 21068), (10076, 20470), (10120, 20381), (10235, 20152), (10534, 19580), (12595, 16376)]