30186720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{20963}}^1$

素因数の和:20984

約数の個数: 72

約数和(自身を含む): 103017096

約数和(自身を除く): 72830376

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, 20963, 41926, 62889, 83852, 104815, 125778, 167704, 188667, 209630, 251556, 314445, 335408, 377334, 419260, 503112, 628890, 670816, 754668, 838520, 943335, 1006224, 1257780, 1509336, 1677040, 1886670, 2012448, 2515560, 3018672, 3354080, 3773340, 5031120, 6037344, 7546680, 10062240, 15093360, 30186720]

約数ペア:

[(1, 30186720), (2, 15093360), (3, 10062240), (4, 7546680), (5, 6037344), (6, 5031120), (8, 3773340), (9, 3354080), (10, 3018672), (12, 2515560), (15, 2012448), (16, 1886670), (18, 1677040), (20, 1509336), (24, 1257780), (30, 1006224), (32, 943335), (36, 838520), (40, 754668), (45, 670816), (48, 628890), (60, 503112), (72, 419260), (80, 377334), (90, 335408), (96, 314445), (120, 251556), (144, 209630), (160, 188667), (180, 167704), (240, 125778), (288, 104815), (360, 83852), (480, 62889), (720, 41926), (1440, 20963)]