280926828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2957}}^1$

素因数の和:3016

約数の個数: 144

約数和(自身を含む): 904438080

約数和(自身を除く): 623511252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 1044, 1092, 1131, 1218, 1508, 1638, 1827, 2262, 2436, 2639, 2957, 3276, 3393, 3654, 4524, 5278, 5914, 6786, 7308, 7917, 8871, 10556, 11828, 13572, 15834, 17742, 20699, 23751, 26613, 31668, 35484, 38441, 41398, 47502, 53226, 62097, 76882, 82796, 85753, 95004, 106452, 115323, 124194, 153764, 171506, 186291, 230646, 248388, 257259, 269087, 343012, 345969, 372582, 461292, 514518, 538174, 600271, 691938, 745164, 771777, 807261, 1029036, 1076348, 1114789, 1200542, 1383876, 1543554, 1614522, 1800813, 2229578, 2401084, 2421783, 3087108, 3229044, 3344367, 3601626, 4459156, 4843566, 5402439, 6688734, 7203252, 7803523, 9687132, 10033101, 10804878, 13377468, 15607046, 20066202, 21609756, 23410569, 31214092, 40132404, 46821138, 70231707, 93642276, 140463414, 280926828]

約数ペア:

[(1, 280926828), (2, 140463414), (3, 93642276), (4, 70231707), (6, 46821138), (7, 40132404), (9, 31214092), (12, 23410569), (13, 21609756), (14, 20066202), (18, 15607046), (21, 13377468), (26, 10804878), (28, 10033101), (29, 9687132), (36, 7803523), (39, 7203252), (42, 6688734), (52, 5402439), (58, 4843566), (63, 4459156), (78, 3601626), (84, 3344367), (87, 3229044), (91, 3087108), (116, 2421783), (117, 2401084), (126, 2229578), (156, 1800813), (174, 1614522), (182, 1543554), (203, 1383876), (234, 1200542), (252, 1114789), (261, 1076348), (273, 1029036), (348, 807261), (364, 771777), (377, 745164), (406, 691938), (468, 600271), (522, 538174), (546, 514518), (609, 461292), (754, 372582), (812, 345969), (819, 343012), (1044, 269087), (1092, 257259), (1131, 248388), (1218, 230646), (1508, 186291), (1638, 171506), (1827, 153764), (2262, 124194), (2436, 115323), (2639, 106452), (2957, 95004), (3276, 85753), (3393, 82796), (3654, 76882), (4524, 62097), (5278, 53226), (5914, 47502), (6786, 41398), (7308, 38441), (7917, 35484), (8871, 31668), (10556, 26613), (11828, 23751), (13572, 20699), (15834, 17742)]