268808540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 192

約数和(自身を含む): 785756160

約数和(自身を除く): 516947620

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 29, 35, 44, 52, 55, 58, 65, 70, 77, 91, 110, 116, 130, 140, 143, 145, 154, 182, 203, 220, 260, 286, 290, 308, 319, 364, 377, 385, 406, 455, 463, 572, 580, 638, 715, 754, 770, 812, 910, 926, 1001, 1015, 1276, 1430, 1508, 1540, 1595, 1820, 1852, 1885, 2002, 2030, 2233, 2315, 2639, 2860, 3190, 3241, 3770, 4004, 4060, 4147, 4466, 4630, 5005, 5093, 5278, 6019, 6380, 6482, 7540, 8294, 8932, 9260, 10010, 10186, 10556, 11165, 12038, 12964, 13195, 13427, 16205, 16588, 20020, 20372, 20735, 22330, 24076, 25465, 26390, 26854, 29029, 30095, 32410, 35651, 41470, 42133, 44660, 50930, 52780, 53708, 58058, 60190, 64820, 66209, 67135, 71302, 82940, 84266, 93989, 101860, 116116, 120380, 132418, 134270, 142604, 145145, 147697, 168532, 174551, 178255, 187978, 210665, 264836, 268540, 290290, 295394, 331045, 349102, 356510, 375956, 421330, 463463, 469945, 580580, 590788, 662090, 698204, 713020, 738485, 842660, 872755, 926926, 939890, 1033879, 1221857, 1324180, 1476970, 1745510, 1853852, 1879780, 1920061, 2067758, 2317315, 2443714, 2953940, 3491020, 3840122, 4135516, 4634630, 4887428, 5169395, 6109285, 7680244, 9269260, 9600305, 10338790, 12218570, 13440427, 19200610, 20677580, 24437140, 26880854, 38401220, 53761708, 67202135, 134404270, 268808540]

約数ペア:

[(1, 268808540), (2, 134404270), (4, 67202135), (5, 53761708), (7, 38401220), (10, 26880854), (11, 24437140), (13, 20677580), (14, 19200610), (20, 13440427), (22, 12218570), (26, 10338790), (28, 9600305), (29, 9269260), (35, 7680244), (44, 6109285), (52, 5169395), (55, 4887428), (58, 4634630), (65, 4135516), (70, 3840122), (77, 3491020), (91, 2953940), (110, 2443714), (116, 2317315), (130, 2067758), (140, 1920061), (143, 1879780), (145, 1853852), (154, 1745510), (182, 1476970), (203, 1324180), (220, 1221857), (260, 1033879), (286, 939890), (290, 926926), (308, 872755), (319, 842660), (364, 738485), (377, 713020), (385, 698204), (406, 662090), (455, 590788), (463, 580580), (572, 469945), (580, 463463), (638, 421330), (715, 375956), (754, 356510), (770, 349102), (812, 331045), (910, 295394), (926, 290290), (1001, 268540), (1015, 264836), (1276, 210665), (1430, 187978), (1508, 178255), (1540, 174551), (1595, 168532), (1820, 147697), (1852, 145145), (1885, 142604), (2002, 134270), (2030, 132418), (2233, 120380), (2315, 116116), (2639, 101860), (2860, 93989), (3190, 84266), (3241, 82940), (3770, 71302), (4004, 67135), (4060, 66209), (4147, 64820), (4466, 60190), (4630, 58058), (5005, 53708), (5093, 52780), (5278, 50930), (6019, 44660), (6380, 42133), (6482, 41470), (7540, 35651), (8294, 32410), (8932, 30095), (9260, 29029), (10010, 26854), (10186, 26390), (10556, 25465), (11165, 24076), (12038, 22330), (12964, 20735), (13195, 20372), (13427, 20020), (16205, 16588)]