28885140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 90720000

約数和(自身を除く): 61834860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 149, 180, 270, 298, 359, 447, 540, 596, 718, 745, 894, 1077, 1341, 1436, 1490, 1788, 1795, 2154, 2235, 2682, 2980, 3231, 3590, 4023, 4308, 4470, 5364, 5385, 6462, 6705, 7180, 8046, 8940, 9693, 10770, 12924, 13410, 16092, 16155, 19386, 20115, 21540, 26820, 32310, 38772, 40230, 48465, 53491, 64620, 80460, 96930, 106982, 160473, 193860, 213964, 267455, 320946, 481419, 534910, 641892, 802365, 962838, 1069820, 1444257, 1604730, 1925676, 2407095, 2888514, 3209460, 4814190, 5777028, 7221285, 9628380, 14442570, 28885140]

約数ペア:

[(1, 28885140), (2, 14442570), (3, 9628380), (4, 7221285), (5, 5777028), (6, 4814190), (9, 3209460), (10, 2888514), (12, 2407095), (15, 1925676), (18, 1604730), (20, 1444257), (27, 1069820), (30, 962838), (36, 802365), (45, 641892), (54, 534910), (60, 481419), (90, 320946), (108, 267455), (135, 213964), (149, 193860), (180, 160473), (270, 106982), (298, 96930), (359, 80460), (447, 64620), (540, 53491), (596, 48465), (718, 40230), (745, 38772), (894, 32310), (1077, 26820), (1341, 21540), (1436, 20115), (1490, 19386), (1788, 16155), (1795, 16092), (2154, 13410), (2235, 12924), (2682, 10770), (2980, 9693), (3231, 8940), (3590, 8046), (4023, 7180), (4308, 6705), (4470, 6462), (5364, 5385)]