263261880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 256

約数和(自身を含む): 1016064000

約数和(自身を除く): 752802120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 252, 270, 280, 291, 315, 359, 360, 378, 388, 420, 485, 504, 540, 582, 630, 679, 718, 756, 776, 840, 873, 945, 970, 1077, 1080, 1164, 1260, 1358, 1436, 1455, 1512, 1746, 1795, 1890, 1940, 2037, 2154, 2328, 2513, 2520, 2619, 2716, 2872, 2910, 3231, 3395, 3492, 3590, 3780, 3880, 4074, 4308, 4365, 5026, 5238, 5385, 5432, 5820, 6111, 6462, 6790, 6984, 7180, 7539, 7560, 8148, 8616, 8730, 9693, 10052, 10185, 10476, 10770, 11640, 12222, 12565, 12924, 13095, 13580, 14360, 15078, 16155, 16296, 17460, 18333, 19386, 20104, 20370, 20952, 21540, 22617, 24444, 25130, 25848, 26190, 27160, 30156, 30555, 32310, 34823, 34920, 36666, 37695, 38772, 40740, 43080, 45234, 48465, 48888, 50260, 52380, 60312, 61110, 64620, 67851, 69646, 73332, 75390, 77544, 81480, 90468, 91665, 96930, 100520, 104469, 104760, 113085, 122220, 129240, 135702, 139292, 146664, 150780, 174115, 180936, 183330, 193860, 208938, 226170, 243761, 244440, 271404, 278584, 301560, 313407, 339255, 348230, 366660, 387720, 417876, 452340, 487522, 522345, 542808, 626814, 678510, 696460, 731283, 733320, 835752, 904680, 940221, 975044, 1044690, 1218805, 1253628, 1357020, 1392920, 1462566, 1567035, 1880442, 1950088, 2089380, 2193849, 2437610, 2507256, 2714040, 2925132, 3134070, 3656415, 3760884, 4178760, 4387698, 4701105, 4875220, 5850264, 6268140, 6581547, 7312830, 7521768, 8775396, 9402210, 9750440, 10969245, 12536280, 13163094, 14625660, 17550792, 18804420, 21938490, 26326188, 29251320, 32907735, 37608840, 43876980, 52652376, 65815470, 87753960, 131630940, 263261880]

約数ペア:

[(1, 263261880), (2, 131630940), (3, 87753960), (4, 65815470), (5, 52652376), (6, 43876980), (7, 37608840), (8, 32907735), (9, 29251320), (10, 26326188), (12, 21938490), (14, 18804420), (15, 17550792), (18, 14625660), (20, 13163094), (21, 12536280), (24, 10969245), (27, 9750440), (28, 9402210), (30, 8775396), (35, 7521768), (36, 7312830), (40, 6581547), (42, 6268140), (45, 5850264), (54, 4875220), (56, 4701105), (60, 4387698), (63, 4178760), (70, 3760884), (72, 3656415), (84, 3134070), (90, 2925132), (97, 2714040), (105, 2507256), (108, 2437610), (120, 2193849), (126, 2089380), (135, 1950088), (140, 1880442), (168, 1567035), (180, 1462566), (189, 1392920), (194, 1357020), (210, 1253628), (216, 1218805), (252, 1044690), (270, 975044), (280, 940221), (291, 904680), (315, 835752), (359, 733320), (360, 731283), (378, 696460), (388, 678510), (420, 626814), (485, 542808), (504, 522345), (540, 487522), (582, 452340), (630, 417876), (679, 387720), (718, 366660), (756, 348230), (776, 339255), (840, 313407), (873, 301560), (945, 278584), (970, 271404), (1077, 244440), (1080, 243761), (1164, 226170), (1260, 208938), (1358, 193860), (1436, 183330), (1455, 180936), (1512, 174115), (1746, 150780), (1795, 146664), (1890, 139292), (1940, 135702), (2037, 129240), (2154, 122220), (2328, 113085), (2513, 104760), (2520, 104469), (2619, 100520), (2716, 96930), (2872, 91665), (2910, 90468), (3231, 81480), (3395, 77544), (3492, 75390), (3590, 73332), (3780, 69646), (3880, 67851), (4074, 64620), (4308, 61110), (4365, 60312), (5026, 52380), (5238, 50260), (5385, 48888), (5432, 48465), (5820, 45234), (6111, 43080), (6462, 40740), (6790, 38772), (6984, 37695), (7180, 36666), (7539, 34920), (7560, 34823), (8148, 32310), (8616, 30555), (8730, 30156), (9693, 27160), (10052, 26190), (10185, 25848), (10476, 25130), (10770, 24444), (11640, 22617), (12222, 21540), (12565, 20952), (12924, 20370), (13095, 20104), (13580, 19386), (14360, 18333), (15078, 17460), (16155, 16296)]