31984920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 116756640

約数和(自身を除く): 84771720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 180, 197, 198, 205, 220, 246, 264, 328, 330, 360, 369, 394, 396, 410, 440, 451, 492, 495, 591, 615, 660, 738, 788, 792, 820, 902, 984, 985, 990, 1182, 1230, 1320, 1353, 1476, 1576, 1640, 1773, 1804, 1845, 1970, 1980, 2167, 2255, 2364, 2460, 2706, 2952, 2955, 3546, 3608, 3690, 3940, 3960, 4059, 4334, 4510, 4728, 4920, 5412, 5910, 6501, 6765, 7092, 7380, 7880, 8077, 8118, 8668, 8865, 9020, 10824, 10835, 11820, 13002, 13530, 14184, 14760, 16154, 16236, 17336, 17730, 18040, 19503, 20295, 21670, 23640, 24231, 26004, 27060, 32308, 32472, 32505, 35460, 39006, 40385, 40590, 43340, 48462, 52008, 54120, 64616, 65010, 70920, 72693, 78012, 80770, 81180, 86680, 88847, 96924, 97515, 121155, 130020, 145386, 156024, 161540, 162360, 177694, 193848, 195030, 242310, 260040, 266541, 290772, 323080, 355388, 363465, 390060, 444235, 484620, 533082, 581544, 710776, 726930, 780120, 799623, 888470, 969240, 1066164, 1332705, 1453860, 1599246, 1776940, 2132328, 2665410, 2907720, 3198492, 3553880, 3998115, 5330820, 6396984, 7996230, 10661640, 15992460, 31984920]

約数ペア:

[(1, 31984920), (2, 15992460), (3, 10661640), (4, 7996230), (5, 6396984), (6, 5330820), (8, 3998115), (9, 3553880), (10, 3198492), (11, 2907720), (12, 2665410), (15, 2132328), (18, 1776940), (20, 1599246), (22, 1453860), (24, 1332705), (30, 1066164), (33, 969240), (36, 888470), (40, 799623), (41, 780120), (44, 726930), (45, 710776), (55, 581544), (60, 533082), (66, 484620), (72, 444235), (82, 390060), (88, 363465), (90, 355388), (99, 323080), (110, 290772), (120, 266541), (123, 260040), (132, 242310), (164, 195030), (165, 193848), (180, 177694), (197, 162360), (198, 161540), (205, 156024), (220, 145386), (246, 130020), (264, 121155), (328, 97515), (330, 96924), (360, 88847), (369, 86680), (394, 81180), (396, 80770), (410, 78012), (440, 72693), (451, 70920), (492, 65010), (495, 64616), (591, 54120), (615, 52008), (660, 48462), (738, 43340), (788, 40590), (792, 40385), (820, 39006), (902, 35460), (984, 32505), (985, 32472), (990, 32308), (1182, 27060), (1230, 26004), (1320, 24231), (1353, 23640), (1476, 21670), (1576, 20295), (1640, 19503), (1773, 18040), (1804, 17730), (1845, 17336), (1970, 16236), (1980, 16154), (2167, 14760), (2255, 14184), (2364, 13530), (2460, 13002), (2706, 11820), (2952, 10835), (2955, 10824), (3546, 9020), (3608, 8865), (3690, 8668), (3940, 8118), (3960, 8077), (4059, 7880), (4334, 7380), (4510, 7092), (4728, 6765), (4920, 6501), (5412, 5910)]