142777890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{491}}^1$

素因数の和:869

約数の個数: 80

約数和(自身を含む): 385767360

約数和(自身を除く): 242989470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 359, 405, 491, 718, 810, 982, 1077, 1473, 1795, 2154, 2455, 2946, 3231, 3590, 4419, 4910, 5385, 6462, 7365, 8838, 9693, 10770, 13257, 14730, 16155, 19386, 22095, 26514, 29079, 32310, 39771, 44190, 48465, 58158, 66285, 79542, 96930, 132570, 145395, 176269, 198855, 290790, 352538, 397710, 528807, 881345, 1057614, 1586421, 1762690, 2644035, 3172842, 4759263, 5288070, 7932105, 9518526, 14277789, 15864210, 23796315, 28555578, 47592630, 71388945, 142777890]

約数ペア:

[(1, 142777890), (2, 71388945), (3, 47592630), (5, 28555578), (6, 23796315), (9, 15864210), (10, 14277789), (15, 9518526), (18, 7932105), (27, 5288070), (30, 4759263), (45, 3172842), (54, 2644035), (81, 1762690), (90, 1586421), (135, 1057614), (162, 881345), (270, 528807), (359, 397710), (405, 352538), (491, 290790), (718, 198855), (810, 176269), (982, 145395), (1077, 132570), (1473, 96930), (1795, 79542), (2154, 66285), (2455, 58158), (2946, 48465), (3231, 44190), (3590, 39771), (4419, 32310), (4910, 29079), (5385, 26514), (6462, 22095), (7365, 19386), (8838, 16155), (9693, 14730), (10770, 13257)]