80876460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27509}}^1$

素因数の和:27535

約数の個数: 72

約数和(自身を含む): 263435760

約数和(自身を除く): 182559300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27509, 55018, 82527, 110036, 137545, 165054, 192563, 275090, 330108, 385126, 412635, 550180, 577689, 770252, 825270, 962815, 1155378, 1347941, 1650540, 1925630, 2310756, 2695882, 2888445, 3851260, 4043823, 5391764, 5776890, 6739705, 8087646, 11553780, 13479410, 16175292, 20219115, 26958820, 40438230, 80876460]

約数ペア:

[(1, 80876460), (2, 40438230), (3, 26958820), (4, 20219115), (5, 16175292), (6, 13479410), (7, 11553780), (10, 8087646), (12, 6739705), (14, 5776890), (15, 5391764), (20, 4043823), (21, 3851260), (28, 2888445), (30, 2695882), (35, 2310756), (42, 1925630), (49, 1650540), (60, 1347941), (70, 1155378), (84, 962815), (98, 825270), (105, 770252), (140, 577689), (147, 550180), (196, 412635), (210, 385126), (245, 330108), (294, 275090), (420, 192563), (490, 165054), (588, 137545), (735, 110036), (980, 82527), (1470, 55018), (2940, 27509)]