2856399520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1429}}^1$

素因数の和:1519

約数の個数: 144

約数和(自身を含む): 7514587080

約数和(自身を除く): 4658187560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 961, 992, 1040, 1240, 1429, 1612, 1922, 2015, 2080, 2480, 2858, 3224, 3844, 4030, 4805, 4960, 5716, 6448, 7145, 7688, 8060, 9610, 11432, 12493, 12896, 14290, 15376, 16120, 18577, 19220, 22864, 24986, 28580, 30752, 32240, 37154, 38440, 44299, 45728, 49972, 57160, 62465, 64480, 74308, 76880, 88598, 92885, 99944, 114320, 124930, 148616, 153760, 177196, 185770, 199888, 221495, 228640, 249860, 297232, 354392, 371540, 399776, 442990, 499720, 575887, 594464, 708784, 743080, 885980, 999440, 1151774, 1373269, 1417568, 1486160, 1771960, 1998880, 2303548, 2746538, 2879435, 2972320, 3543920, 4607096, 5493076, 5758870, 6866345, 7087840, 9214192, 10986152, 11517740, 13732690, 17852497, 18428384, 21972304, 23035480, 27465380, 35704994, 43944608, 46070960, 54930760, 71409988, 89262485, 92141920, 109861520, 142819976, 178524970, 219723040, 285639952, 357049940, 571279904, 714099880, 1428199760, 2856399520]

約数ペア:

[(1, 2856399520), (2, 1428199760), (4, 714099880), (5, 571279904), (8, 357049940), (10, 285639952), (13, 219723040), (16, 178524970), (20, 142819976), (26, 109861520), (31, 92141920), (32, 89262485), (40, 71409988), (52, 54930760), (62, 46070960), (65, 43944608), (80, 35704994), (104, 27465380), (124, 23035480), (130, 21972304), (155, 18428384), (160, 17852497), (208, 13732690), (248, 11517740), (260, 10986152), (310, 9214192), (403, 7087840), (416, 6866345), (496, 5758870), (520, 5493076), (620, 4607096), (806, 3543920), (961, 2972320), (992, 2879435), (1040, 2746538), (1240, 2303548), (1429, 1998880), (1612, 1771960), (1922, 1486160), (2015, 1417568), (2080, 1373269), (2480, 1151774), (2858, 999440), (3224, 885980), (3844, 743080), (4030, 708784), (4805, 594464), (4960, 575887), (5716, 499720), (6448, 442990), (7145, 399776), (7688, 371540), (8060, 354392), (9610, 297232), (11432, 249860), (12493, 228640), (12896, 221495), (14290, 199888), (15376, 185770), (16120, 177196), (18577, 153760), (19220, 148616), (22864, 124930), (24986, 114320), (28580, 99944), (30752, 92885), (32240, 88598), (37154, 76880), (38440, 74308), (44299, 64480), (45728, 62465), (49972, 57160)]