131026680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{121321}}^1$

素因数の和:121341

約数の個数: 64

約数和(自身を含む): 436759200

約数和(自身を除く): 305732520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 121321, 242642, 363963, 485284, 606605, 727926, 970568, 1091889, 1213210, 1455852, 1819815, 2183778, 2426420, 2911704, 3275667, 3639630, 4367556, 4852840, 5459445, 6551334, 7279260, 8735112, 10918890, 13102668, 14558520, 16378335, 21837780, 26205336, 32756670, 43675560, 65513340, 131026680]

約数ペア:

[(1, 131026680), (2, 65513340), (3, 43675560), (4, 32756670), (5, 26205336), (6, 21837780), (8, 16378335), (9, 14558520), (10, 13102668), (12, 10918890), (15, 8735112), (18, 7279260), (20, 6551334), (24, 5459445), (27, 4852840), (30, 4367556), (36, 3639630), (40, 3275667), (45, 2911704), (54, 2426420), (60, 2183778), (72, 1819815), (90, 1455852), (108, 1213210), (120, 1091889), (135, 970568), (180, 727926), (216, 606605), (270, 485284), (360, 363963), (540, 242642), (1080, 121321)]