31838520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1357

約数の個数: 128

約数和(自身を含む): 113011200

約数和(自身を除く): 81172680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1307, 1624, 1740, 2030, 2436, 2614, 3045, 3480, 3921, 4060, 4872, 5228, 6090, 6535, 7842, 8120, 9149, 10456, 12180, 13070, 15684, 18298, 19605, 24360, 26140, 27447, 31368, 36596, 37903, 39210, 45745, 52280, 54894, 73192, 75806, 78420, 91490, 109788, 113709, 137235, 151612, 156840, 182980, 189515, 219576, 227418, 265321, 274470, 303224, 365960, 379030, 454836, 530642, 548940, 568545, 758060, 795963, 909672, 1061284, 1097880, 1137090, 1326605, 1516120, 1591926, 2122568, 2274180, 2653210, 3183852, 3979815, 4548360, 5306420, 6367704, 7959630, 10612840, 15919260, 31838520]

約数ペア:

[(1, 31838520), (2, 15919260), (3, 10612840), (4, 7959630), (5, 6367704), (6, 5306420), (7, 4548360), (8, 3979815), (10, 3183852), (12, 2653210), (14, 2274180), (15, 2122568), (20, 1591926), (21, 1516120), (24, 1326605), (28, 1137090), (29, 1097880), (30, 1061284), (35, 909672), (40, 795963), (42, 758060), (56, 568545), (58, 548940), (60, 530642), (70, 454836), (84, 379030), (87, 365960), (105, 303224), (116, 274470), (120, 265321), (140, 227418), (145, 219576), (168, 189515), (174, 182980), (203, 156840), (210, 151612), (232, 137235), (280, 113709), (290, 109788), (348, 91490), (406, 78420), (420, 75806), (435, 73192), (580, 54894), (609, 52280), (696, 45745), (812, 39210), (840, 37903), (870, 36596), (1015, 31368), (1160, 27447), (1218, 26140), (1307, 24360), (1624, 19605), (1740, 18298), (2030, 15684), (2436, 13070), (2614, 12180), (3045, 10456), (3480, 9149), (3921, 8120), (4060, 7842), (4872, 6535), (5228, 6090)]