89348840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 242161920

約数和(自身を除く): 152813080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 140, 164, 172, 181, 205, 215, 280, 287, 301, 328, 344, 362, 410, 430, 574, 602, 724, 820, 860, 905, 1148, 1204, 1267, 1435, 1448, 1505, 1640, 1720, 1763, 1810, 2296, 2408, 2534, 2870, 3010, 3526, 3620, 5068, 5740, 6020, 6335, 7052, 7240, 7421, 7783, 8815, 10136, 11480, 12040, 12341, 12670, 14104, 14842, 15566, 17630, 24682, 25340, 29684, 31132, 35260, 37105, 38915, 49364, 50680, 51947, 54481, 59368, 61705, 62264, 70520, 74210, 77830, 98728, 103894, 108962, 123410, 148420, 155660, 207788, 217924, 246820, 259735, 272405, 296840, 311320, 319103, 415576, 435848, 493640, 519470, 544810, 638206, 1038940, 1089620, 1276412, 1595515, 2077880, 2179240, 2233721, 2552824, 3191030, 4467442, 6382060, 8934884, 11168605, 12764120, 17869768, 22337210, 44674420, 89348840]

約数ペア:

[(1, 89348840), (2, 44674420), (4, 22337210), (5, 17869768), (7, 12764120), (8, 11168605), (10, 8934884), (14, 6382060), (20, 4467442), (28, 3191030), (35, 2552824), (40, 2233721), (41, 2179240), (43, 2077880), (56, 1595515), (70, 1276412), (82, 1089620), (86, 1038940), (140, 638206), (164, 544810), (172, 519470), (181, 493640), (205, 435848), (215, 415576), (280, 319103), (287, 311320), (301, 296840), (328, 272405), (344, 259735), (362, 246820), (410, 217924), (430, 207788), (574, 155660), (602, 148420), (724, 123410), (820, 108962), (860, 103894), (905, 98728), (1148, 77830), (1204, 74210), (1267, 70520), (1435, 62264), (1448, 61705), (1505, 59368), (1640, 54481), (1720, 51947), (1763, 50680), (1810, 49364), (2296, 38915), (2408, 37105), (2534, 35260), (2870, 31132), (3010, 29684), (3526, 25340), (3620, 24682), (5068, 17630), (5740, 15566), (6020, 14842), (6335, 14104), (7052, 12670), (7240, 12341), (7421, 12040), (7783, 11480), (8815, 10136)]