305540640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 192

約数和(自身を含む): 1081019520

約数和(自身を除く): 775478880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 107, 108, 120, 135, 144, 160, 180, 214, 216, 240, 270, 288, 321, 360, 428, 432, 480, 535, 540, 642, 661, 720, 856, 864, 963, 1070, 1080, 1284, 1322, 1440, 1605, 1712, 1926, 1983, 2140, 2160, 2568, 2644, 2889, 3210, 3305, 3424, 3852, 3966, 4280, 4320, 4815, 5136, 5288, 5778, 5949, 6420, 6610, 7704, 7932, 8560, 9630, 9915, 10272, 10576, 11556, 11898, 12840, 13220, 14445, 15408, 15864, 17120, 17847, 19260, 19830, 21152, 23112, 23796, 25680, 26440, 28890, 29745, 30816, 31728, 35694, 38520, 39660, 46224, 47592, 51360, 52880, 57780, 59490, 63456, 70727, 71388, 77040, 79320, 89235, 92448, 95184, 105760, 115560, 118980, 141454, 142776, 154080, 158640, 178470, 190368, 212181, 231120, 237960, 282908, 285552, 317280, 353635, 356940, 424362, 462240, 475920, 565816, 571104, 636543, 707270, 713880, 848724, 951840, 1060905, 1131632, 1273086, 1414540, 1427760, 1697448, 1909629, 2121810, 2263264, 2546172, 2829080, 2855520, 3182715, 3394896, 3819258, 4243620, 5092344, 5658160, 6365430, 6789792, 7638516, 8487240, 9548145, 10184688, 11316320, 12730860, 15277032, 16974480, 19096290, 20369376, 25461720, 30554064, 33948960, 38192580, 50923440, 61108128, 76385160, 101846880, 152770320, 305540640]

約数ペア:

[(1, 305540640), (2, 152770320), (3, 101846880), (4, 76385160), (5, 61108128), (6, 50923440), (8, 38192580), (9, 33948960), (10, 30554064), (12, 25461720), (15, 20369376), (16, 19096290), (18, 16974480), (20, 15277032), (24, 12730860), (27, 11316320), (30, 10184688), (32, 9548145), (36, 8487240), (40, 7638516), (45, 6789792), (48, 6365430), (54, 5658160), (60, 5092344), (72, 4243620), (80, 3819258), (90, 3394896), (96, 3182715), (107, 2855520), (108, 2829080), (120, 2546172), (135, 2263264), (144, 2121810), (160, 1909629), (180, 1697448), (214, 1427760), (216, 1414540), (240, 1273086), (270, 1131632), (288, 1060905), (321, 951840), (360, 848724), (428, 713880), (432, 707270), (480, 636543), (535, 571104), (540, 565816), (642, 475920), (661, 462240), (720, 424362), (856, 356940), (864, 353635), (963, 317280), (1070, 285552), (1080, 282908), (1284, 237960), (1322, 231120), (1440, 212181), (1605, 190368), (1712, 178470), (1926, 158640), (1983, 154080), (2140, 142776), (2160, 141454), (2568, 118980), (2644, 115560), (2889, 105760), (3210, 95184), (3305, 92448), (3424, 89235), (3852, 79320), (3966, 77040), (4280, 71388), (4320, 70727), (4815, 63456), (5136, 59490), (5288, 57780), (5778, 52880), (5949, 51360), (6420, 47592), (6610, 46224), (7704, 39660), (7932, 38520), (8560, 35694), (9630, 31728), (9915, 30816), (10272, 29745), (10576, 28890), (11556, 26440), (11898, 25680), (12840, 23796), (13220, 23112), (14445, 21152), (15408, 19830), (15864, 19260), (17120, 17847)]