20257776

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 300

約数和(自身を含む): 76970520

約数和(自身を除く): 56712744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 29, 33, 36, 42, 44, 48, 49, 54, 56, 58, 63, 66, 72, 77, 81, 84, 87, 88, 98, 99, 108, 112, 116, 126, 132, 144, 147, 154, 162, 168, 174, 176, 189, 196, 198, 203, 216, 231, 232, 252, 261, 264, 294, 297, 308, 319, 324, 336, 348, 378, 392, 396, 406, 432, 441, 462, 464, 504, 522, 528, 539, 567, 588, 594, 609, 616, 638, 648, 693, 696, 756, 783, 784, 792, 812, 882, 891, 924, 957, 1008, 1044, 1078, 1134, 1176, 1188, 1218, 1232, 1276, 1296, 1323, 1386, 1392, 1421, 1512, 1566, 1584, 1617, 1624, 1764, 1782, 1827, 1848, 1914, 2079, 2088, 2156, 2233, 2268, 2349, 2352, 2376, 2436, 2552, 2646, 2772, 2842, 2871, 3024, 3132, 3234, 3248, 3528, 3564, 3654, 3696, 3828, 3969, 4158, 4176, 4263, 4312, 4466, 4536, 4698, 4752, 4851, 4872, 5104, 5292, 5481, 5544, 5684, 5742, 6237, 6264, 6468, 6699, 7056, 7128, 7308, 7656, 7938, 8316, 8526, 8613, 8624, 8932, 9072, 9396, 9702, 9744, 10584, 10962, 11088, 11368, 11484, 12474, 12528, 12789, 12936, 13398, 14256, 14553, 14616, 15312, 15631, 15876, 16443, 16632, 17052, 17226, 17864, 18792, 19404, 20097, 21168, 21924, 22736, 22968, 24948, 25578, 25839, 25872, 26796, 29106, 29232, 31262, 31752, 32886, 33264, 34104, 34452, 35728, 37584, 38367, 38808, 40194, 43659, 43848, 45936, 46893, 49896, 51156, 51678, 53592, 58212, 60291, 62524, 63504, 65772, 68208, 68904, 76734, 77616, 80388, 87318, 87696, 93786, 99792, 102312, 103356, 107184, 115101, 116424, 120582, 125048, 131544, 137808, 140679, 153468, 160776, 174636, 180873, 187572, 204624, 206712, 230202, 232848, 241164, 250096, 263088, 281358, 306936, 321552, 349272, 361746, 375144, 413424, 422037, 460404, 482328, 562716, 613872, 698544, 723492, 750288, 844074, 920808, 964656, 1125432, 1266111, 1446984, 1688148, 1841616, 2250864, 2532222, 2893968, 3376296, 5064444, 6752592, 10128888, 20257776]

約数ペア:

[(1, 20257776), (2, 10128888), (3, 6752592), (4, 5064444), (6, 3376296), (7, 2893968), (8, 2532222), (9, 2250864), (11, 1841616), (12, 1688148), (14, 1446984), (16, 1266111), (18, 1125432), (21, 964656), (22, 920808), (24, 844074), (27, 750288), (28, 723492), (29, 698544), (33, 613872), (36, 562716), (42, 482328), (44, 460404), (48, 422037), (49, 413424), (54, 375144), (56, 361746), (58, 349272), (63, 321552), (66, 306936), (72, 281358), (77, 263088), (81, 250096), (84, 241164), (87, 232848), (88, 230202), (98, 206712), (99, 204624), (108, 187572), (112, 180873), (116, 174636), (126, 160776), (132, 153468), (144, 140679), (147, 137808), (154, 131544), (162, 125048), (168, 120582), (174, 116424), (176, 115101), (189, 107184), (196, 103356), (198, 102312), (203, 99792), (216, 93786), (231, 87696), (232, 87318), (252, 80388), (261, 77616), (264, 76734), (294, 68904), (297, 68208), (308, 65772), (319, 63504), (324, 62524), (336, 60291), (348, 58212), (378, 53592), (392, 51678), (396, 51156), (406, 49896), (432, 46893), (441, 45936), (462, 43848), (464, 43659), (504, 40194), (522, 38808), (528, 38367), (539, 37584), (567, 35728), (588, 34452), (594, 34104), (609, 33264), (616, 32886), (638, 31752), (648, 31262), (693, 29232), (696, 29106), (756, 26796), (783, 25872), (784, 25839), (792, 25578), (812, 24948), (882, 22968), (891, 22736), (924, 21924), (957, 21168), (1008, 20097), (1044, 19404), (1078, 18792), (1134, 17864), (1176, 17226), (1188, 17052), (1218, 16632), (1232, 16443), (1276, 15876), (1296, 15631), (1323, 15312), (1386, 14616), (1392, 14553), (1421, 14256), (1512, 13398), (1566, 12936), (1584, 12789), (1617, 12528), (1624, 12474), (1764, 11484), (1782, 11368), (1827, 11088), (1848, 10962), (1914, 10584), (2079, 9744), (2088, 9702), (2156, 9396), (2233, 9072), (2268, 8932), (2349, 8624), (2352, 8613), (2376, 8526), (2436, 8316), (2552, 7938), (2646, 7656), (2772, 7308), (2842, 7128), (2871, 7056), (3024, 6699), (3132, 6468), (3234, 6264), (3248, 6237), (3528, 5742), (3564, 5684), (3654, 5544), (3696, 5481), (3828, 5292), (3969, 5104), (4158, 4872), (4176, 4851), (4263, 4752), (4312, 4698), (4466, 4536)]