621669636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 1870727040

約数和(自身を除く): 1249057404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 257, 261, 331, 348, 406, 514, 522, 609, 662, 771, 812, 993, 1028, 1044, 1218, 1324, 1542, 1799, 1827, 1986, 2313, 2317, 2436, 2979, 3084, 3598, 3654, 3972, 4626, 4634, 5397, 5958, 6951, 7196, 7308, 7453, 9252, 9268, 9599, 10794, 11916, 13902, 14906, 16191, 19198, 20853, 21588, 22359, 27804, 28797, 29812, 32382, 38396, 41706, 44718, 52171, 57594, 64764, 67077, 67193, 83412, 85067, 86391, 89436, 104342, 115188, 134154, 134386, 156513, 170134, 172782, 201579, 208684, 255201, 268308, 268772, 313026, 340268, 345564, 403158, 469539, 510402, 595469, 604737, 626052, 765603, 806316, 939078, 1020804, 1190938, 1209474, 1531206, 1786407, 1878156, 2381876, 2418948, 2466943, 3062412, 3572814, 4933886, 5359221, 7145628, 7400829, 9867772, 10718442, 14801658, 17268601, 21436884, 22202487, 29603316, 34537202, 44404974, 51805803, 69074404, 88809948, 103611606, 155417409, 207223212, 310834818, 621669636]

約数ペア:

[(1, 621669636), (2, 310834818), (3, 207223212), (4, 155417409), (6, 103611606), (7, 88809948), (9, 69074404), (12, 51805803), (14, 44404974), (18, 34537202), (21, 29603316), (28, 22202487), (29, 21436884), (36, 17268601), (42, 14801658), (58, 10718442), (63, 9867772), (84, 7400829), (87, 7145628), (116, 5359221), (126, 4933886), (174, 3572814), (203, 3062412), (252, 2466943), (257, 2418948), (261, 2381876), (331, 1878156), (348, 1786407), (406, 1531206), (514, 1209474), (522, 1190938), (609, 1020804), (662, 939078), (771, 806316), (812, 765603), (993, 626052), (1028, 604737), (1044, 595469), (1218, 510402), (1324, 469539), (1542, 403158), (1799, 345564), (1827, 340268), (1986, 313026), (2313, 268772), (2317, 268308), (2436, 255201), (2979, 208684), (3084, 201579), (3598, 172782), (3654, 170134), (3972, 156513), (4626, 134386), (4634, 134154), (5397, 115188), (5958, 104342), (6951, 89436), (7196, 86391), (7308, 85067), (7453, 83412), (9252, 67193), (9268, 67077), (9599, 64764), (10794, 57594), (11916, 52171), (13902, 44718), (14906, 41706), (16191, 38396), (19198, 32382), (20853, 29812), (21588, 28797), (22359, 27804)]