40986720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28463}}^1$

素因数の和:28484

約数の個数: 72

約数和(自身を含む): 139872096

約数和(自身を除く): 98885376

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, 28463, 56926, 85389, 113852, 142315, 170778, 227704, 256167, 284630, 341556, 426945, 455408, 512334, 569260, 683112, 853890, 910816, 1024668, 1138520, 1280835, 1366224, 1707780, 2049336, 2277040, 2561670, 2732448, 3415560, 4098672, 4554080, 5123340, 6831120, 8197344, 10246680, 13662240, 20493360, 40986720]

約数ペア:

[(1, 40986720), (2, 20493360), (3, 13662240), (4, 10246680), (5, 8197344), (6, 6831120), (8, 5123340), (9, 4554080), (10, 4098672), (12, 3415560), (15, 2732448), (16, 2561670), (18, 2277040), (20, 2049336), (24, 1707780), (30, 1366224), (32, 1280835), (36, 1138520), (40, 1024668), (45, 910816), (48, 853890), (60, 683112), (72, 569260), (80, 512334), (90, 455408), (96, 426945), (120, 341556), (144, 284630), (160, 256167), (180, 227704), (240, 170778), (288, 142315), (360, 113852), (480, 85389), (720, 56926), (1440, 28463)]