205337520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{285191}}^1$

素因数の和:285210

約数の個数: 60

約数和(自身を含む): 689594256

約数和(自身を除く): 484256736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 285191, 570382, 855573, 1140764, 1425955, 1711146, 2281528, 2566719, 2851910, 3422292, 4277865, 4563056, 5133438, 5703820, 6844584, 8555730, 10266876, 11407640, 12833595, 13689168, 17111460, 20533752, 22815280, 25667190, 34222920, 41067504, 51334380, 68445840, 102668760, 205337520]

約数ペア:

[(1, 205337520), (2, 102668760), (3, 68445840), (4, 51334380), (5, 41067504), (6, 34222920), (8, 25667190), (9, 22815280), (10, 20533752), (12, 17111460), (15, 13689168), (16, 12833595), (18, 11407640), (20, 10266876), (24, 8555730), (30, 6844584), (36, 5703820), (40, 5133438), (45, 4563056), (48, 4277865), (60, 3422292), (72, 2851910), (80, 2566719), (90, 2281528), (120, 1711146), (144, 1425955), (180, 1140764), (240, 855573), (360, 570382), (720, 285191)]