12861200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 35057280

約数和(自身を除く): 22196080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 37, 40, 44, 50, 55, 74, 79, 80, 88, 100, 110, 148, 158, 176, 185, 200, 220, 275, 296, 316, 370, 395, 400, 407, 440, 550, 592, 632, 740, 790, 814, 869, 880, 925, 1100, 1264, 1480, 1580, 1628, 1738, 1850, 1975, 2035, 2200, 2923, 2960, 3160, 3256, 3476, 3700, 3950, 4070, 4345, 4400, 5846, 6320, 6512, 6952, 7400, 7900, 8140, 8690, 10175, 11692, 13904, 14615, 14800, 15800, 16280, 17380, 20350, 21725, 23384, 29230, 31600, 32153, 32560, 34760, 40700, 43450, 46768, 58460, 64306, 69520, 73075, 81400, 86900, 116920, 128612, 146150, 160765, 162800, 173800, 233840, 257224, 292300, 321530, 347600, 514448, 584600, 643060, 803825, 1169200, 1286120, 1607650, 2572240, 3215300, 6430600, 12861200]

約数ペア:

[(1, 12861200), (2, 6430600), (4, 3215300), (5, 2572240), (8, 1607650), (10, 1286120), (11, 1169200), (16, 803825), (20, 643060), (22, 584600), (25, 514448), (37, 347600), (40, 321530), (44, 292300), (50, 257224), (55, 233840), (74, 173800), (79, 162800), (80, 160765), (88, 146150), (100, 128612), (110, 116920), (148, 86900), (158, 81400), (176, 73075), (185, 69520), (200, 64306), (220, 58460), (275, 46768), (296, 43450), (316, 40700), (370, 34760), (395, 32560), (400, 32153), (407, 31600), (440, 29230), (550, 23384), (592, 21725), (632, 20350), (740, 17380), (790, 16280), (814, 15800), (869, 14800), (880, 14615), (925, 13904), (1100, 11692), (1264, 10175), (1480, 8690), (1580, 8140), (1628, 7900), (1738, 7400), (1850, 6952), (1975, 6512), (2035, 6320), (2200, 5846), (2923, 4400), (2960, 4345), (3160, 4070), (3256, 3950), (3476, 3700)]