217840920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2193

約数の個数: 128

約数和(自身を含む): 722304000

約数和(自身を除く): 504463080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 79, 88, 110, 120, 132, 158, 165, 220, 237, 264, 316, 330, 395, 440, 474, 632, 660, 790, 869, 948, 1185, 1320, 1580, 1738, 1896, 2089, 2370, 2607, 3160, 3476, 4178, 4345, 4740, 5214, 6267, 6952, 8356, 8690, 9480, 10428, 10445, 12534, 13035, 16712, 17380, 20856, 20890, 22979, 25068, 26070, 31335, 34760, 41780, 45958, 50136, 52140, 62670, 68937, 83560, 91916, 104280, 114895, 125340, 137874, 165031, 183832, 229790, 250680, 275748, 330062, 344685, 459580, 495093, 551496, 660124, 689370, 825155, 919160, 990186, 1320248, 1378740, 1650310, 1815341, 1980372, 2475465, 2757480, 3300620, 3630682, 3960744, 4950930, 5446023, 6601240, 7261364, 9076705, 9901860, 10892046, 14522728, 18153410, 19803720, 21784092, 27230115, 36306820, 43568184, 54460230, 72613640, 108920460, 217840920]

約数ペア:

[(1, 217840920), (2, 108920460), (3, 72613640), (4, 54460230), (5, 43568184), (6, 36306820), (8, 27230115), (10, 21784092), (11, 19803720), (12, 18153410), (15, 14522728), (20, 10892046), (22, 9901860), (24, 9076705), (30, 7261364), (33, 6601240), (40, 5446023), (44, 4950930), (55, 3960744), (60, 3630682), (66, 3300620), (79, 2757480), (88, 2475465), (110, 1980372), (120, 1815341), (132, 1650310), (158, 1378740), (165, 1320248), (220, 990186), (237, 919160), (264, 825155), (316, 689370), (330, 660124), (395, 551496), (440, 495093), (474, 459580), (632, 344685), (660, 330062), (790, 275748), (869, 250680), (948, 229790), (1185, 183832), (1320, 165031), (1580, 137874), (1738, 125340), (1896, 114895), (2089, 104280), (2370, 91916), (2607, 83560), (3160, 68937), (3476, 62670), (4178, 52140), (4345, 50136), (4740, 45958), (5214, 41780), (6267, 34760), (6952, 31335), (8356, 26070), (8690, 25068), (9480, 22979), (10428, 20890), (10445, 20856), (12534, 17380), (13035, 16712)]