198693360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275963}}^1$

素因数の和:275982

約数の個数: 60

約数和(自身を含む): 667280952

約数和(自身を除く): 468587592

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, 275963, 551926, 827889, 1103852, 1379815, 1655778, 2207704, 2483667, 2759630, 3311556, 4139445, 4415408, 4967334, 5519260, 6623112, 8278890, 9934668, 11038520, 12418335, 13246224, 16557780, 19869336, 22077040, 24836670, 33115560, 39738672, 49673340, 66231120, 99346680, 198693360]

約数ペア:

[(1, 198693360), (2, 99346680), (3, 66231120), (4, 49673340), (5, 39738672), (6, 33115560), (8, 24836670), (9, 22077040), (10, 19869336), (12, 16557780), (15, 13246224), (16, 12418335), (18, 11038520), (20, 9934668), (24, 8278890), (30, 6623112), (36, 5519260), (40, 4967334), (45, 4415408), (48, 4139445), (60, 3311556), (72, 2759630), (80, 2483667), (90, 2207704), (120, 1655778), (144, 1379815), (180, 1103852), (240, 827889), (360, 551926), (720, 275963)]