291263040

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 280

約数和(自身を含む): 1098679032

約数和(自身を除く): 807415992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 576, 612, 648, 661, 680, 720, 765, 810, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1296, 1322, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1983, 2040, 2160, 2295, 2448, 2592, 2644, 2720, 2754, 2880, 3060, 3240, 3264, 3305, 3672, 3966, 4080, 4320, 4590, 4896, 5184, 5288, 5440, 5508, 5949, 6120, 6480, 6610, 6885, 7344, 7932, 8160, 8640, 9180, 9792, 9915, 10576, 11016, 11237, 11898, 12240, 12960, 13220, 13770, 14688, 15864, 16320, 17847, 18360, 19830, 21152, 22032, 22474, 23796, 24480, 25920, 26440, 27540, 29376, 29745, 31728, 33711, 35694, 36720, 39660, 42304, 44064, 44948, 47592, 48960, 52880, 53541, 55080, 56185, 59490, 63456, 67422, 71388, 73440, 79320, 88128, 89235, 89896, 95184, 101133, 105760, 107082, 110160, 112370, 118980, 126912, 134844, 142776, 146880, 158640, 168555, 178470, 179792, 190368, 202266, 211520, 214164, 220320, 224740, 237960, 267705, 269688, 285552, 303399, 317280, 337110, 356940, 359584, 380736, 404532, 428328, 440640, 449480, 475920, 505665, 535410, 539376, 571104, 606798, 634560, 674220, 713880, 719168, 809064, 856656, 898960, 910197, 951840, 1011330, 1070820, 1078752, 1142208, 1213596, 1348440, 1427760, 1516995, 1618128, 1713312, 1797920, 1820394, 1903680, 2022660, 2141640, 2157504, 2427192, 2696880, 2855520, 3033990, 3236256, 3426624, 3595840, 3640788, 4045320, 4283280, 4550985, 4854384, 5393760, 5711040, 6067980, 6472512, 7281576, 8090640, 8566560, 9101970, 9708768, 10787520, 12135960, 14563152, 16181280, 17133120, 18203940, 19417536, 24271920, 29126304, 32362560, 36407880, 48543840, 58252608, 72815760, 97087680, 145631520, 291263040]

約数ペア:

[(1, 291263040), (2, 145631520), (3, 97087680), (4, 72815760), (5, 58252608), (6, 48543840), (8, 36407880), (9, 32362560), (10, 29126304), (12, 24271920), (15, 19417536), (16, 18203940), (17, 17133120), (18, 16181280), (20, 14563152), (24, 12135960), (27, 10787520), (30, 9708768), (32, 9101970), (34, 8566560), (36, 8090640), (40, 7281576), (45, 6472512), (48, 6067980), (51, 5711040), (54, 5393760), (60, 4854384), (64, 4550985), (68, 4283280), (72, 4045320), (80, 3640788), (81, 3595840), (85, 3426624), (90, 3236256), (96, 3033990), (102, 2855520), (108, 2696880), (120, 2427192), (135, 2157504), (136, 2141640), (144, 2022660), (153, 1903680), (160, 1820394), (162, 1797920), (170, 1713312), (180, 1618128), (192, 1516995), (204, 1427760), (216, 1348440), (240, 1213596), (255, 1142208), (270, 1078752), (272, 1070820), (288, 1011330), (306, 951840), (320, 910197), (324, 898960), (340, 856656), (360, 809064), (405, 719168), (408, 713880), (432, 674220), (459, 634560), (480, 606798), (510, 571104), (540, 539376), (544, 535410), (576, 505665), (612, 475920), (648, 449480), (661, 440640), (680, 428328), (720, 404532), (765, 380736), (810, 359584), (816, 356940), (864, 337110), (918, 317280), (960, 303399), (1020, 285552), (1080, 269688), (1088, 267705), (1224, 237960), (1296, 224740), (1322, 220320), (1360, 214164), (1377, 211520), (1440, 202266), (1530, 190368), (1620, 179792), (1632, 178470), (1728, 168555), (1836, 158640), (1983, 146880), (2040, 142776), (2160, 134844), (2295, 126912), (2448, 118980), (2592, 112370), (2644, 110160), (2720, 107082), (2754, 105760), (2880, 101133), (3060, 95184), (3240, 89896), (3264, 89235), (3305, 88128), (3672, 79320), (3966, 73440), (4080, 71388), (4320, 67422), (4590, 63456), (4896, 59490), (5184, 56185), (5288, 55080), (5440, 53541), (5508, 52880), (5949, 48960), (6120, 47592), (6480, 44948), (6610, 44064), (6885, 42304), (7344, 39660), (7932, 36720), (8160, 35694), (8640, 33711), (9180, 31728), (9792, 29745), (9915, 29376), (10576, 27540), (11016, 26440), (11237, 25920), (11898, 24480), (12240, 23796), (12960, 22474), (13220, 22032), (13770, 21152), (14688, 19830), (15864, 18360), (16320, 17847)]