27775620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 92579760

約数和(自身を除く): 64804140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 313, 340, 348, 435, 493, 510, 522, 580, 612, 626, 765, 870, 939, 986, 1020, 1044, 1252, 1305, 1479, 1530, 1565, 1740, 1878, 1972, 2465, 2610, 2817, 2958, 3060, 3130, 3756, 4437, 4695, 4930, 5220, 5321, 5634, 5916, 6260, 7395, 8874, 9077, 9390, 9860, 10642, 11268, 14085, 14790, 15963, 17748, 18154, 18780, 21284, 22185, 26605, 27231, 28170, 29580, 31926, 36308, 44370, 45385, 47889, 53210, 54462, 56340, 63852, 79815, 81693, 88740, 90770, 95778, 106420, 108924, 136155, 154309, 159630, 163386, 181540, 191556, 239445, 272310, 308618, 319260, 326772, 408465, 462927, 478890, 544620, 617236, 771545, 816930, 925854, 957780, 1388781, 1543090, 1633860, 1851708, 2314635, 2777562, 3086180, 4629270, 5555124, 6943905, 9258540, 13887810, 27775620]

約数ペア:

[(1, 27775620), (2, 13887810), (3, 9258540), (4, 6943905), (5, 5555124), (6, 4629270), (9, 3086180), (10, 2777562), (12, 2314635), (15, 1851708), (17, 1633860), (18, 1543090), (20, 1388781), (29, 957780), (30, 925854), (34, 816930), (36, 771545), (45, 617236), (51, 544620), (58, 478890), (60, 462927), (68, 408465), (85, 326772), (87, 319260), (90, 308618), (102, 272310), (116, 239445), (145, 191556), (153, 181540), (170, 163386), (174, 159630), (180, 154309), (204, 136155), (255, 108924), (261, 106420), (290, 95778), (306, 90770), (313, 88740), (340, 81693), (348, 79815), (435, 63852), (493, 56340), (510, 54462), (522, 53210), (580, 47889), (612, 45385), (626, 44370), (765, 36308), (870, 31926), (939, 29580), (986, 28170), (1020, 27231), (1044, 26605), (1252, 22185), (1305, 21284), (1479, 18780), (1530, 18154), (1565, 17748), (1740, 15963), (1878, 14790), (1972, 14085), (2465, 11268), (2610, 10642), (2817, 9860), (2958, 9390), (3060, 9077), (3130, 8874), (3756, 7395), (4437, 6260), (4695, 5916), (4930, 5634), (5220, 5321)]