264726420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 870266880

約数和(自身を除く): 605540460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 140, 147, 196, 210, 245, 254, 294, 381, 420, 490, 508, 588, 635, 709, 735, 762, 889, 980, 1270, 1418, 1470, 1524, 1778, 1905, 2127, 2540, 2667, 2836, 2940, 3545, 3556, 3810, 4254, 4445, 4963, 5334, 6223, 7090, 7620, 8508, 8890, 9926, 10635, 10668, 12446, 13335, 14180, 14889, 17780, 18669, 19852, 21270, 24815, 24892, 26670, 29778, 31115, 34741, 37338, 42540, 49630, 53340, 59556, 62230, 69482, 74445, 74676, 90043, 93345, 99260, 104223, 124460, 138964, 148890, 173705, 180086, 186690, 208446, 270129, 297780, 347410, 360172, 373380, 416892, 450215, 521115, 540258, 630301, 694820, 900430, 1042230, 1080516, 1260602, 1350645, 1800860, 1890903, 2084460, 2521204, 2701290, 3151505, 3781806, 4412107, 5402580, 6303010, 7563612, 8824214, 9454515, 12606020, 13236321, 17648428, 18909030, 22060535, 26472642, 37818060, 44121070, 52945284, 66181605, 88242140, 132363210, 264726420]

約数ペア:

[(1, 264726420), (2, 132363210), (3, 88242140), (4, 66181605), (5, 52945284), (6, 44121070), (7, 37818060), (10, 26472642), (12, 22060535), (14, 18909030), (15, 17648428), (20, 13236321), (21, 12606020), (28, 9454515), (30, 8824214), (35, 7563612), (42, 6303010), (49, 5402580), (60, 4412107), (70, 3781806), (84, 3151505), (98, 2701290), (105, 2521204), (127, 2084460), (140, 1890903), (147, 1800860), (196, 1350645), (210, 1260602), (245, 1080516), (254, 1042230), (294, 900430), (381, 694820), (420, 630301), (490, 540258), (508, 521115), (588, 450215), (635, 416892), (709, 373380), (735, 360172), (762, 347410), (889, 297780), (980, 270129), (1270, 208446), (1418, 186690), (1470, 180086), (1524, 173705), (1778, 148890), (1905, 138964), (2127, 124460), (2540, 104223), (2667, 99260), (2836, 93345), (2940, 90043), (3545, 74676), (3556, 74445), (3810, 69482), (4254, 62230), (4445, 59556), (4963, 53340), (5334, 49630), (6223, 42540), (7090, 37338), (7620, 34741), (8508, 31115), (8890, 29778), (9926, 26670), (10635, 24892), (10668, 24815), (12446, 21270), (13335, 19852), (14180, 18669), (14889, 17780)]