78786720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54713}}^1$

素因数の和:54734

約数の個数: 72

約数和(自身を含む): 268864596

約数和(自身を除く): 190077876

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, 54713, 109426, 164139, 218852, 273565, 328278, 437704, 492417, 547130, 656556, 820695, 875408, 984834, 1094260, 1313112, 1641390, 1750816, 1969668, 2188520, 2462085, 2626224, 3282780, 3939336, 4377040, 4924170, 5252448, 6565560, 7878672, 8754080, 9848340, 13131120, 15757344, 19696680, 26262240, 39393360, 78786720]

約数ペア:

[(1, 78786720), (2, 39393360), (3, 26262240), (4, 19696680), (5, 15757344), (6, 13131120), (8, 9848340), (9, 8754080), (10, 7878672), (12, 6565560), (15, 5252448), (16, 4924170), (18, 4377040), (20, 3939336), (24, 3282780), (30, 2626224), (32, 2462085), (36, 2188520), (40, 1969668), (45, 1750816), (48, 1641390), (60, 1313112), (72, 1094260), (80, 984834), (90, 875408), (96, 820695), (120, 656556), (144, 547130), (160, 492417), (180, 437704), (240, 328278), (288, 273565), (360, 218852), (480, 164139), (720, 109426), (1440, 54713)]