77897520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108191}}^1$

素因数の和:108210

約数の個数: 60

約数和(自身を含む): 261608256

約数和(自身を除く): 183710736

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, 108191, 216382, 324573, 432764, 540955, 649146, 865528, 973719, 1081910, 1298292, 1622865, 1731056, 1947438, 2163820, 2596584, 3245730, 3894876, 4327640, 4868595, 5193168, 6491460, 7789752, 8655280, 9737190, 12982920, 15579504, 19474380, 25965840, 38948760, 77897520]

約数ペア:

[(1, 77897520), (2, 38948760), (3, 25965840), (4, 19474380), (5, 15579504), (6, 12982920), (8, 9737190), (9, 8655280), (10, 7789752), (12, 6491460), (15, 5193168), (16, 4868595), (18, 4327640), (20, 3894876), (24, 3245730), (30, 2596584), (36, 2163820), (40, 1947438), (45, 1731056), (48, 1622865), (60, 1298292), (72, 1081910), (80, 973719), (90, 865528), (120, 649146), (144, 540955), (180, 432764), (240, 324573), (360, 216382), (720, 108191)]