290212647920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{70879}}^1$

素因数の和:71063

約数の個数: 160

約数和(自身を含む): 756004945920

約数和(自身を除く): 465792298000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 127, 130, 155, 208, 248, 254, 260, 310, 403, 496, 508, 520, 620, 635, 806, 1016, 1040, 1240, 1270, 1612, 1651, 2015, 2032, 2480, 2540, 3224, 3302, 3937, 4030, 5080, 6448, 6604, 7874, 8060, 8255, 10160, 13208, 15748, 16120, 16510, 19685, 26416, 31496, 32240, 33020, 39370, 51181, 62992, 66040, 70879, 78740, 102362, 132080, 141758, 157480, 204724, 255905, 283516, 314960, 354395, 409448, 511810, 567032, 708790, 818896, 921427, 1023620, 1134064, 1417580, 1842854, 2047240, 2197249, 2835160, 3685708, 4094480, 4394498, 4607135, 5670320, 7371416, 8788996, 9001633, 9214270, 10986245, 14742832, 17577992, 18003266, 18428540, 21972490, 28564237, 35155984, 36006532, 36857080, 43944980, 45008165, 57128474, 72013064, 73714160, 87889960, 90016330, 114256948, 117021229, 142821185, 144026128, 175779920, 180032660, 228513896, 234042458, 279050623, 285642370, 360065320, 457027792, 468084916, 558101246, 571284740, 585106145, 720130640, 936169832, 1116202492, 1142569480, 1170212290, 1395253115, 1872339664, 2232404984, 2285138960, 2340424580, 2790506230, 3627658099, 4464809968, 4680849160, 5581012460, 7255316198, 9361698320, 11162024920, 14510632396, 18138290495, 22324049840, 29021264792, 36276580990, 58042529584, 72553161980, 145106323960, 290212647920]

約数ペア:

[(1, 290212647920), (2, 145106323960), (4, 72553161980), (5, 58042529584), (8, 36276580990), (10, 29021264792), (13, 22324049840), (16, 18138290495), (20, 14510632396), (26, 11162024920), (31, 9361698320), (40, 7255316198), (52, 5581012460), (62, 4680849160), (65, 4464809968), (80, 3627658099), (104, 2790506230), (124, 2340424580), (127, 2285138960), (130, 2232404984), (155, 1872339664), (208, 1395253115), (248, 1170212290), (254, 1142569480), (260, 1116202492), (310, 936169832), (403, 720130640), (496, 585106145), (508, 571284740), (520, 558101246), (620, 468084916), (635, 457027792), (806, 360065320), (1016, 285642370), (1040, 279050623), (1240, 234042458), (1270, 228513896), (1612, 180032660), (1651, 175779920), (2015, 144026128), (2032, 142821185), (2480, 117021229), (2540, 114256948), (3224, 90016330), (3302, 87889960), (3937, 73714160), (4030, 72013064), (5080, 57128474), (6448, 45008165), (6604, 43944980), (7874, 36857080), (8060, 36006532), (8255, 35155984), (10160, 28564237), (13208, 21972490), (15748, 18428540), (16120, 18003266), (16510, 17577992), (19685, 14742832), (26416, 10986245), (31496, 9214270), (32240, 9001633), (33020, 8788996), (39370, 7371416), (51181, 5670320), (62992, 4607135), (66040, 4394498), (70879, 4094480), (78740, 3685708), (102362, 2835160), (132080, 2197249), (141758, 2047240), (157480, 1842854), (204724, 1417580), (255905, 1134064), (283516, 1023620), (314960, 921427), (354395, 818896), (409448, 708790), (511810, 567032)]