51639120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:651

約数の個数: 200

約数和(自身を含む): 193461576

約数和(自身を除く): 141822456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 520, 540, 585, 613, 624, 648, 702, 720, 780, 810, 936, 1040, 1053, 1080, 1170, 1226, 1296, 1404, 1560, 1620, 1755, 1839, 1872, 2106, 2160, 2340, 2452, 2808, 3065, 3120, 3240, 3510, 3678, 4212, 4680, 4904, 5265, 5517, 5616, 6130, 6480, 7020, 7356, 7969, 8424, 9195, 9360, 9808, 10530, 11034, 12260, 14040, 14712, 15938, 16551, 16848, 18390, 21060, 22068, 23907, 24520, 27585, 28080, 29424, 31876, 33102, 36780, 39845, 42120, 44136, 47814, 49040, 49653, 55170, 63752, 66204, 71721, 73560, 79690, 82755, 84240, 88272, 95628, 99306, 110340, 119535, 127504, 132408, 143442, 147120, 159380, 165510, 191256, 198612, 215163, 220680, 239070, 248265, 264816, 286884, 318760, 331020, 358605, 382512, 397224, 430326, 441360, 478140, 496530, 573768, 637520, 645489, 662040, 717210, 794448, 860652, 956280, 993060, 1075815, 1147536, 1290978, 1324080, 1434420, 1721304, 1912560, 1986120, 2151630, 2581956, 2868840, 3227445, 3442608, 3972240, 4303260, 5163912, 5737680, 6454890, 8606520, 10327824, 12909780, 17213040, 25819560, 51639120]

約数ペア:

[(1, 51639120), (2, 25819560), (3, 17213040), (4, 12909780), (5, 10327824), (6, 8606520), (8, 6454890), (9, 5737680), (10, 5163912), (12, 4303260), (13, 3972240), (15, 3442608), (16, 3227445), (18, 2868840), (20, 2581956), (24, 2151630), (26, 1986120), (27, 1912560), (30, 1721304), (36, 1434420), (39, 1324080), (40, 1290978), (45, 1147536), (48, 1075815), (52, 993060), (54, 956280), (60, 860652), (65, 794448), (72, 717210), (78, 662040), (80, 645489), (81, 637520), (90, 573768), (104, 496530), (108, 478140), (117, 441360), (120, 430326), (130, 397224), (135, 382512), (144, 358605), (156, 331020), (162, 318760), (180, 286884), (195, 264816), (208, 248265), (216, 239070), (234, 220680), (240, 215163), (260, 198612), (270, 191256), (312, 165510), (324, 159380), (351, 147120), (360, 143442), (390, 132408), (405, 127504), (432, 119535), (468, 110340), (520, 99306), (540, 95628), (585, 88272), (613, 84240), (624, 82755), (648, 79690), (702, 73560), (720, 71721), (780, 66204), (810, 63752), (936, 55170), (1040, 49653), (1053, 49040), (1080, 47814), (1170, 44136), (1226, 42120), (1296, 39845), (1404, 36780), (1560, 33102), (1620, 31876), (1755, 29424), (1839, 28080), (1872, 27585), (2106, 24520), (2160, 23907), (2340, 22068), (2452, 21060), (2808, 18390), (3065, 16848), (3120, 16551), (3240, 15938), (3510, 14712), (3678, 14040), (4212, 12260), (4680, 11034), (4904, 10530), (5265, 9808), (5517, 9360), (5616, 9195), (6130, 8424), (6480, 7969), (7020, 7356)]