77731920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 320

約数和(自身を含む): 314979840

約数和(自身を除く): 237247920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 53, 54, 56, 60, 63, 70, 72, 80, 84, 90, 97, 105, 106, 108, 112, 120, 126, 135, 140, 144, 159, 168, 180, 189, 194, 210, 212, 216, 240, 252, 265, 270, 280, 291, 315, 318, 336, 360, 371, 378, 388, 420, 424, 432, 477, 485, 504, 530, 540, 560, 582, 630, 636, 679, 720, 742, 756, 776, 795, 840, 848, 873, 945, 954, 970, 1008, 1060, 1080, 1113, 1164, 1260, 1272, 1358, 1431, 1455, 1484, 1512, 1552, 1590, 1680, 1746, 1855, 1890, 1908, 1940, 2037, 2120, 2160, 2226, 2328, 2385, 2520, 2544, 2619, 2716, 2862, 2910, 2968, 3024, 3180, 3339, 3395, 3492, 3710, 3780, 3816, 3880, 4074, 4240, 4365, 4452, 4656, 4770, 5040, 5141, 5238, 5432, 5565, 5724, 5820, 5936, 6111, 6360, 6678, 6790, 6984, 7155, 7420, 7560, 7632, 7760, 8148, 8730, 8904, 9540, 10017, 10185, 10282, 10476, 10864, 11130, 11448, 11640, 12222, 12720, 13095, 13356, 13580, 13968, 14310, 14840, 15120, 15423, 16296, 16695, 17460, 17808, 18333, 19080, 20034, 20370, 20564, 20952, 22260, 22896, 23280, 24444, 25705, 26190, 26712, 27160, 28620, 29680, 30555, 30846, 32592, 33390, 34920, 35987, 36666, 38160, 40068, 40740, 41128, 41904, 44520, 46269, 48888, 50085, 51410, 52380, 53424, 54320, 57240, 61110, 61692, 66780, 69840, 71974, 73332, 77115, 80136, 81480, 82256, 89040, 91665, 92538, 97776, 100170, 102820, 104760, 107961, 114480, 122220, 123384, 133560, 138807, 143948, 146664, 154230, 160272, 162960, 179935, 183330, 185076, 200340, 205640, 209520, 215922, 231345, 244440, 246768, 267120, 277614, 287896, 293328, 308460, 323883, 359870, 366660, 370152, 400680, 411280, 431844, 462690, 488880, 539805, 555228, 575792, 616920, 647766, 694035, 719740, 733320, 740304, 801360, 863688, 925380, 971649, 1079610, 1110456, 1233840, 1295532, 1388070, 1439480, 1466640, 1619415, 1727376, 1850760, 1943298, 2159220, 2220912, 2591064, 2776140, 2878960, 3238830, 3701520, 3886596, 4318440, 4858245, 5182128, 5552280, 6477660, 7773192, 8636880, 9716490, 11104560, 12955320, 15546384, 19432980, 25910640, 38865960, 77731920]

約数ペア:

[(1, 77731920), (2, 38865960), (3, 25910640), (4, 19432980), (5, 15546384), (6, 12955320), (7, 11104560), (8, 9716490), (9, 8636880), (10, 7773192), (12, 6477660), (14, 5552280), (15, 5182128), (16, 4858245), (18, 4318440), (20, 3886596), (21, 3701520), (24, 3238830), (27, 2878960), (28, 2776140), (30, 2591064), (35, 2220912), (36, 2159220), (40, 1943298), (42, 1850760), (45, 1727376), (48, 1619415), (53, 1466640), (54, 1439480), (56, 1388070), (60, 1295532), (63, 1233840), (70, 1110456), (72, 1079610), (80, 971649), (84, 925380), (90, 863688), (97, 801360), (105, 740304), (106, 733320), (108, 719740), (112, 694035), (120, 647766), (126, 616920), (135, 575792), (140, 555228), (144, 539805), (159, 488880), (168, 462690), (180, 431844), (189, 411280), (194, 400680), (210, 370152), (212, 366660), (216, 359870), (240, 323883), (252, 308460), (265, 293328), (270, 287896), (280, 277614), (291, 267120), (315, 246768), (318, 244440), (336, 231345), (360, 215922), (371, 209520), (378, 205640), (388, 200340), (420, 185076), (424, 183330), (432, 179935), (477, 162960), (485, 160272), (504, 154230), (530, 146664), (540, 143948), (560, 138807), (582, 133560), (630, 123384), (636, 122220), (679, 114480), (720, 107961), (742, 104760), (756, 102820), (776, 100170), (795, 97776), (840, 92538), (848, 91665), (873, 89040), (945, 82256), (954, 81480), (970, 80136), (1008, 77115), (1060, 73332), (1080, 71974), (1113, 69840), (1164, 66780), (1260, 61692), (1272, 61110), (1358, 57240), (1431, 54320), (1455, 53424), (1484, 52380), (1512, 51410), (1552, 50085), (1590, 48888), (1680, 46269), (1746, 44520), (1855, 41904), (1890, 41128), (1908, 40740), (1940, 40068), (2037, 38160), (2120, 36666), (2160, 35987), (2226, 34920), (2328, 33390), (2385, 32592), (2520, 30846), (2544, 30555), (2619, 29680), (2716, 28620), (2862, 27160), (2910, 26712), (2968, 26190), (3024, 25705), (3180, 24444), (3339, 23280), (3395, 22896), (3492, 22260), (3710, 20952), (3780, 20564), (3816, 20370), (3880, 20034), (4074, 19080), (4240, 18333), (4365, 17808), (4452, 17460), (4656, 16695), (4770, 16296), (5040, 15423), (5141, 15120), (5238, 14840), (5432, 14310), (5565, 13968), (5724, 13580), (5820, 13356), (5936, 13095), (6111, 12720), (6360, 12222), (6678, 11640), (6790, 11448), (6984, 11130), (7155, 10864), (7420, 10476), (7560, 10282), (7632, 10185), (7760, 10017), (8148, 9540), (8730, 8904)]