198531360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137869}}^1$

素因数の和:137890

約数の個数: 72

約数和(自身を含む): 677493180

約数和(自身を除く): 478961820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 137869, 275738, 413607, 551476, 689345, 827214, 1102952, 1240821, 1378690, 1654428, 2068035, 2205904, 2481642, 2757380, 3308856, 4136070, 4411808, 4963284, 5514760, 6204105, 6617712, 8272140, 9926568, 11029520, 12408210, 13235424, 16544280, 19853136, 22059040, 24816420, 33088560, 39706272, 49632840, 66177120, 99265680, 198531360]

約数ペア:

[(1, 198531360), (2, 99265680), (3, 66177120), (4, 49632840), (5, 39706272), (6, 33088560), (8, 24816420), (9, 22059040), (10, 19853136), (12, 16544280), (15, 13235424), (16, 12408210), (18, 11029520), (20, 9926568), (24, 8272140), (30, 6617712), (32, 6204105), (36, 5514760), (40, 4963284), (45, 4411808), (48, 4136070), (60, 3308856), (72, 2757380), (80, 2481642), (90, 2205904), (96, 2068035), (120, 1654428), (144, 1378690), (160, 1240821), (180, 1102952), (240, 827214), (288, 689345), (360, 551476), (480, 413607), (720, 275738), (1440, 137869)]