20497965300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{233}}^1\times {\mathrm{10861}}^1$

素因数の和:11120

約数の個数: 180

約数和(自身を含む): 66737626956

約数和(自身を除く): 46239661656

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 233, 270, 300, 324, 405, 450, 466, 540, 675, 699, 810, 900, 932, 1165, 1350, 1398, 1620, 2025, 2097, 2330, 2700, 2796, 3495, 4050, 4194, 4660, 5825, 6291, 6990, 8100, 8388, 10485, 10861, 11650, 12582, 13980, 17475, 18873, 20970, 21722, 23300, 25164, 31455, 32583, 34950, 37746, 41940, 43444, 52425, 54305, 62910, 65166, 69900, 75492, 94365, 97749, 104850, 108610, 125820, 130332, 157275, 162915, 188730, 195498, 209700, 217220, 271525, 293247, 314550, 325830, 377460, 390996, 471825, 488745, 543050, 586494, 629100, 651660, 814575, 879741, 943650, 977490, 1086100, 1172988, 1466235, 1629150, 1759482, 1887300, 1954980, 2443725, 2530613, 2932470, 3258300, 3518964, 4398705, 4887450, 5061226, 5864940, 7331175, 7591839, 8797410, 9774900, 10122452, 12653065, 14662350, 15183678, 17594820, 21993525, 22775517, 25306130, 29324700, 30367356, 37959195, 43987050, 45551034, 50612260, 63265325, 68326551, 75918390, 87974100, 91102068, 113877585, 126530650, 136653102, 151836780, 189795975, 204979653, 227755170, 253061300, 273306204, 341632755, 379591950, 409959306, 455510340, 569387925, 683265510, 759183900, 819918612, 1024898265, 1138775850, 1366531020, 1708163775, 2049796530, 2277551700, 3416327550, 4099593060, 5124491325, 6832655100, 10248982650, 20497965300]

約数ペア:

[(1, 20497965300), (2, 10248982650), (3, 6832655100), (4, 5124491325), (5, 4099593060), (6, 3416327550), (9, 2277551700), (10, 2049796530), (12, 1708163775), (15, 1366531020), (18, 1138775850), (20, 1024898265), (25, 819918612), (27, 759183900), (30, 683265510), (36, 569387925), (45, 455510340), (50, 409959306), (54, 379591950), (60, 341632755), (75, 273306204), (81, 253061300), (90, 227755170), (100, 204979653), (108, 189795975), (135, 151836780), (150, 136653102), (162, 126530650), (180, 113877585), (225, 91102068), (233, 87974100), (270, 75918390), (300, 68326551), (324, 63265325), (405, 50612260), (450, 45551034), (466, 43987050), (540, 37959195), (675, 30367356), (699, 29324700), (810, 25306130), (900, 22775517), (932, 21993525), (1165, 17594820), (1350, 15183678), (1398, 14662350), (1620, 12653065), (2025, 10122452), (2097, 9774900), (2330, 8797410), (2700, 7591839), (2796, 7331175), (3495, 5864940), (4050, 5061226), (4194, 4887450), (4660, 4398705), (5825, 3518964), (6291, 3258300), (6990, 2932470), (8100, 2530613), (8388, 2443725), (10485, 1954980), (10861, 1887300), (11650, 1759482), (12582, 1629150), (13980, 1466235), (17475, 1172988), (18873, 1086100), (20970, 977490), (21722, 943650), (23300, 879741), (25164, 814575), (31455, 651660), (32583, 629100), (34950, 586494), (37746, 543050), (41940, 488745), (43444, 471825), (52425, 390996), (54305, 377460), (62910, 325830), (65166, 314550), (69900, 293247), (75492, 271525), (94365, 217220), (97749, 209700), (104850, 195498), (108610, 188730), (125820, 162915), (130332, 157275)]