18546720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{38639}}^1$

素因数の和:38657

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 39876960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 38639, 77278, 115917, 154556, 193195, 231834, 309112, 386390, 463668, 579585, 618224, 772780, 927336, 1159170, 1236448, 1545560, 1854672, 2318340, 3091120, 3709344, 4636680, 6182240, 9273360, 18546720]

約数ペア:

[(1, 18546720), (2, 9273360), (3, 6182240), (4, 4636680), (5, 3709344), (6, 3091120), (8, 2318340), (10, 1854672), (12, 1545560), (15, 1236448), (16, 1159170), (20, 927336), (24, 772780), (30, 618224), (32, 579585), (40, 463668), (48, 386390), (60, 309112), (80, 231834), (96, 193195), (120, 154556), (160, 115917), (240, 77278), (480, 38639)]