254201640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 384

約数和(自身を含む): 997436160

約数和(自身を除く): 743234520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 55, 56, 60, 61, 66, 70, 77, 82, 84, 88, 105, 110, 120, 121, 122, 123, 132, 140, 154, 164, 165, 168, 183, 205, 210, 220, 231, 242, 244, 246, 264, 280, 287, 305, 308, 328, 330, 363, 366, 385, 410, 420, 427, 440, 451, 462, 484, 488, 492, 574, 605, 610, 615, 616, 660, 671, 726, 732, 770, 820, 840, 847, 854, 861, 902, 915, 924, 968, 984, 1148, 1155, 1210, 1220, 1230, 1281, 1320, 1342, 1353, 1435, 1452, 1464, 1540, 1640, 1694, 1708, 1722, 1804, 1815, 1830, 1848, 2013, 2135, 2255, 2296, 2310, 2420, 2440, 2460, 2501, 2541, 2562, 2684, 2706, 2870, 2904, 3080, 3157, 3355, 3388, 3416, 3444, 3608, 3630, 3660, 4026, 4235, 4270, 4305, 4510, 4620, 4697, 4840, 4920, 4961, 5002, 5082, 5124, 5368, 5412, 5740, 6314, 6405, 6710, 6765, 6776, 6888, 7260, 7320, 7381, 7503, 8052, 8470, 8540, 8610, 9020, 9240, 9394, 9471, 9922, 10004, 10065, 10164, 10248, 10824, 11480, 12505, 12628, 12705, 12810, 13420, 13530, 14091, 14520, 14762, 14883, 15006, 15785, 16104, 16940, 17080, 17220, 17507, 18040, 18788, 18942, 19844, 20008, 20130, 20328, 22143, 23485, 24805, 25010, 25256, 25410, 25620, 26840, 27060, 27511, 28182, 29524, 29766, 30012, 31570, 33880, 34440, 34727, 35014, 36905, 37515, 37576, 37884, 39688, 40260, 44286, 46970, 47355, 49610, 50020, 50820, 51240, 51667, 52521, 54120, 55022, 56364, 59048, 59532, 60024, 63140, 69454, 70028, 70455, 73810, 74415, 75030, 75768, 80520, 82533, 87535, 88572, 93940, 94710, 99220, 100040, 101640, 103334, 104181, 105042, 110044, 110715, 112728, 119064, 126280, 137555, 138908, 140056, 140910, 147620, 148830, 150060, 155001, 165066, 173635, 175070, 177144, 187880, 189420, 192577, 198440, 206668, 208362, 210084, 220088, 221430, 258335, 262605, 275110, 277816, 281820, 295240, 297660, 300120, 302621, 310002, 330132, 347270, 350140, 378840, 385154, 412665, 413336, 416724, 420168, 442860, 516670, 520905, 525210, 550220, 563640, 577731, 595320, 605242, 620004, 660264, 694540, 700280, 770308, 775005, 825330, 833448, 885720, 907863, 962885, 1033340, 1041810, 1050420, 1100440, 1155462, 1210484, 1240008, 1389080, 1513105, 1540616, 1550010, 1650660, 1815726, 1925770, 2066680, 2083620, 2100840, 2118347, 2310924, 2420968, 2888655, 3026210, 3100020, 3301320, 3631452, 3851540, 4167240, 4236694, 4539315, 4621848, 5777310, 6052420, 6200040, 6355041, 7262904, 7703080, 8473388, 9078630, 10591735, 11554620, 12104840, 12710082, 16946776, 18157260, 21183470, 23109240, 25420164, 31775205, 36314520, 42366940, 50840328, 63550410, 84733880, 127100820, 254201640]

約数ペア:

[(1, 254201640), (2, 127100820), (3, 84733880), (4, 63550410), (5, 50840328), (6, 42366940), (7, 36314520), (8, 31775205), (10, 25420164), (11, 23109240), (12, 21183470), (14, 18157260), (15, 16946776), (20, 12710082), (21, 12104840), (22, 11554620), (24, 10591735), (28, 9078630), (30, 8473388), (33, 7703080), (35, 7262904), (40, 6355041), (41, 6200040), (42, 6052420), (44, 5777310), (55, 4621848), (56, 4539315), (60, 4236694), (61, 4167240), (66, 3851540), (70, 3631452), (77, 3301320), (82, 3100020), (84, 3026210), (88, 2888655), (105, 2420968), (110, 2310924), (120, 2118347), (121, 2100840), (122, 2083620), (123, 2066680), (132, 1925770), (140, 1815726), (154, 1650660), (164, 1550010), (165, 1540616), (168, 1513105), (183, 1389080), (205, 1240008), (210, 1210484), (220, 1155462), (231, 1100440), (242, 1050420), (244, 1041810), (246, 1033340), (264, 962885), (280, 907863), (287, 885720), (305, 833448), (308, 825330), (328, 775005), (330, 770308), (363, 700280), (366, 694540), (385, 660264), (410, 620004), (420, 605242), (427, 595320), (440, 577731), (451, 563640), (462, 550220), (484, 525210), (488, 520905), (492, 516670), (574, 442860), (605, 420168), (610, 416724), (615, 413336), (616, 412665), (660, 385154), (671, 378840), (726, 350140), (732, 347270), (770, 330132), (820, 310002), (840, 302621), (847, 300120), (854, 297660), (861, 295240), (902, 281820), (915, 277816), (924, 275110), (968, 262605), (984, 258335), (1148, 221430), (1155, 220088), (1210, 210084), (1220, 208362), (1230, 206668), (1281, 198440), (1320, 192577), (1342, 189420), (1353, 187880), (1435, 177144), (1452, 175070), (1464, 173635), (1540, 165066), (1640, 155001), (1694, 150060), (1708, 148830), (1722, 147620), (1804, 140910), (1815, 140056), (1830, 138908), (1848, 137555), (2013, 126280), (2135, 119064), (2255, 112728), (2296, 110715), (2310, 110044), (2420, 105042), (2440, 104181), (2460, 103334), (2501, 101640), (2541, 100040), (2562, 99220), (2684, 94710), (2706, 93940), (2870, 88572), (2904, 87535), (3080, 82533), (3157, 80520), (3355, 75768), (3388, 75030), (3416, 74415), (3444, 73810), (3608, 70455), (3630, 70028), (3660, 69454), (4026, 63140), (4235, 60024), (4270, 59532), (4305, 59048), (4510, 56364), (4620, 55022), (4697, 54120), (4840, 52521), (4920, 51667), (4961, 51240), (5002, 50820), (5082, 50020), (5124, 49610), (5368, 47355), (5412, 46970), (5740, 44286), (6314, 40260), (6405, 39688), (6710, 37884), (6765, 37576), (6776, 37515), (6888, 36905), (7260, 35014), (7320, 34727), (7381, 34440), (7503, 33880), (8052, 31570), (8470, 30012), (8540, 29766), (8610, 29524), (9020, 28182), (9240, 27511), (9394, 27060), (9471, 26840), (9922, 25620), (10004, 25410), (10065, 25256), (10164, 25010), (10248, 24805), (10824, 23485), (11480, 22143), (12505, 20328), (12628, 20130), (12705, 20008), (12810, 19844), (13420, 18942), (13530, 18788), (14091, 18040), (14520, 17507), (14762, 17220), (14883, 17080), (15006, 16940), (15785, 16104)]