189995040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131941}}^1$

素因数の和:131962

約数の個数: 72

約数和(自身を含む): 648362988

約数和(自身を除く): 458367948

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, 131941, 263882, 395823, 527764, 659705, 791646, 1055528, 1187469, 1319410, 1583292, 1979115, 2111056, 2374938, 2638820, 3166584, 3958230, 4222112, 4749876, 5277640, 5937345, 6333168, 7916460, 9499752, 10555280, 11874690, 12666336, 15832920, 18999504, 21110560, 23749380, 31665840, 37999008, 47498760, 63331680, 94997520, 189995040]

約数ペア:

[(1, 189995040), (2, 94997520), (3, 63331680), (4, 47498760), (5, 37999008), (6, 31665840), (8, 23749380), (9, 21110560), (10, 18999504), (12, 15832920), (15, 12666336), (16, 11874690), (18, 10555280), (20, 9499752), (24, 7916460), (30, 6333168), (32, 5937345), (36, 5277640), (40, 4749876), (45, 4222112), (48, 3958230), (60, 3166584), (72, 2638820), (80, 2374938), (90, 2111056), (96, 1979115), (120, 1583292), (144, 1319410), (160, 1187469), (180, 1055528), (240, 791646), (288, 659705), (360, 527764), (480, 395823), (720, 263882), (1440, 131941)]