18729300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 54684000

約数和(自身を除く): 35954700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 149, 150, 298, 300, 419, 447, 596, 745, 838, 894, 1257, 1490, 1676, 1788, 2095, 2235, 2514, 2980, 3725, 4190, 4470, 5028, 6285, 7450, 8380, 8940, 10475, 11175, 12570, 14900, 20950, 22350, 25140, 31425, 41900, 44700, 62431, 62850, 124862, 125700, 187293, 249724, 312155, 374586, 624310, 749172, 936465, 1248620, 1560775, 1872930, 3121550, 3745860, 4682325, 6243100, 9364650, 18729300]

約数ペア:

[(1, 18729300), (2, 9364650), (3, 6243100), (4, 4682325), (5, 3745860), (6, 3121550), (10, 1872930), (12, 1560775), (15, 1248620), (20, 936465), (25, 749172), (30, 624310), (50, 374586), (60, 312155), (75, 249724), (100, 187293), (149, 125700), (150, 124862), (298, 62850), (300, 62431), (419, 44700), (447, 41900), (596, 31425), (745, 25140), (838, 22350), (894, 20950), (1257, 14900), (1490, 12570), (1676, 11175), (1788, 10475), (2095, 8940), (2235, 8380), (2514, 7450), (2980, 6285), (3725, 5028), (4190, 4470)]