247987740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4129}}^1$

素因数の和:4172

約数の個数: 192

約数和(自身を含む): 932520960

約数和(自身を除く): 684533220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 260, 273, 286, 308, 330, 364, 385, 390, 420, 429, 455, 462, 546, 572, 660, 715, 770, 780, 858, 910, 924, 1001, 1092, 1155, 1365, 1430, 1540, 1716, 1820, 2002, 2145, 2310, 2730, 2860, 3003, 4004, 4129, 4290, 4620, 5005, 5460, 6006, 8258, 8580, 10010, 12012, 12387, 15015, 16516, 20020, 20645, 24774, 28903, 30030, 41290, 45419, 49548, 53677, 57806, 60060, 61935, 82580, 86709, 90838, 107354, 115612, 123870, 136257, 144515, 161031, 173418, 181676, 214708, 227095, 247740, 268385, 272514, 289030, 317933, 322062, 346836, 375739, 433545, 454190, 536770, 545028, 578060, 590447, 635866, 644124, 681285, 751478, 805155, 867090, 908380, 953799, 1073540, 1127217, 1180894, 1271732, 1362570, 1502956, 1589665, 1610310, 1734180, 1771341, 1878695, 1907598, 2254434, 2361788, 2725140, 2952235, 3179330, 3220620, 3542682, 3757390, 3815196, 4133129, 4508868, 4768995, 5636085, 5904470, 6358660, 7085364, 7514780, 8266258, 8856705, 9537990, 11272170, 11808940, 12399387, 16532516, 17713410, 19075980, 20665645, 22544340, 24798774, 35426820, 41331290, 49597548, 61996935, 82662580, 123993870, 247987740]

約数ペア:

[(1, 247987740), (2, 123993870), (3, 82662580), (4, 61996935), (5, 49597548), (6, 41331290), (7, 35426820), (10, 24798774), (11, 22544340), (12, 20665645), (13, 19075980), (14, 17713410), (15, 16532516), (20, 12399387), (21, 11808940), (22, 11272170), (26, 9537990), (28, 8856705), (30, 8266258), (33, 7514780), (35, 7085364), (39, 6358660), (42, 5904470), (44, 5636085), (52, 4768995), (55, 4508868), (60, 4133129), (65, 3815196), (66, 3757390), (70, 3542682), (77, 3220620), (78, 3179330), (84, 2952235), (91, 2725140), (105, 2361788), (110, 2254434), (130, 1907598), (132, 1878695), (140, 1771341), (143, 1734180), (154, 1610310), (156, 1589665), (165, 1502956), (182, 1362570), (195, 1271732), (210, 1180894), (220, 1127217), (231, 1073540), (260, 953799), (273, 908380), (286, 867090), (308, 805155), (330, 751478), (364, 681285), (385, 644124), (390, 635866), (420, 590447), (429, 578060), (455, 545028), (462, 536770), (546, 454190), (572, 433545), (660, 375739), (715, 346836), (770, 322062), (780, 317933), (858, 289030), (910, 272514), (924, 268385), (1001, 247740), (1092, 227095), (1155, 214708), (1365, 181676), (1430, 173418), (1540, 161031), (1716, 144515), (1820, 136257), (2002, 123870), (2145, 115612), (2310, 107354), (2730, 90838), (2860, 86709), (3003, 82580), (4004, 61935), (4129, 60060), (4290, 57806), (4620, 53677), (5005, 49548), (5460, 45419), (6006, 41290), (8258, 30030), (8580, 28903), (10010, 24774), (12012, 20645), (12387, 20020), (15015, 16516)]