826664720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:625

約数の個数: 160

約数和(自身を含む): 2298067200

約数和(自身を除く): 1471402480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 109, 112, 116, 140, 145, 203, 218, 232, 280, 290, 406, 436, 464, 467, 545, 560, 580, 763, 812, 872, 934, 1015, 1090, 1160, 1526, 1624, 1744, 1868, 2030, 2180, 2320, 2335, 3052, 3161, 3248, 3269, 3736, 3815, 4060, 4360, 4670, 6104, 6322, 6538, 7472, 7630, 8120, 8720, 9340, 12208, 12644, 13076, 13543, 15260, 15805, 16240, 16345, 18680, 22127, 25288, 26152, 27086, 30520, 31610, 32690, 37360, 44254, 50576, 50903, 52304, 54172, 61040, 63220, 65380, 67715, 88508, 94801, 101806, 108344, 110635, 126440, 130760, 135430, 177016, 189602, 203612, 216688, 221270, 252880, 254515, 261520, 270860, 354032, 356321, 379204, 407224, 442540, 474005, 509030, 541720, 712642, 758408, 814448, 885080, 948010, 1018060, 1083440, 1425284, 1476187, 1516816, 1770160, 1781605, 1896020, 2036120, 2850568, 2952374, 3563210, 3792040, 4072240, 5701136, 5904748, 7126420, 7380935, 7584080, 10333309, 11809496, 14252840, 14761870, 20666618, 23618992, 28505680, 29523740, 41333236, 51666545, 59047480, 82666472, 103333090, 118094960, 165332944, 206666180, 413332360, 826664720]

約数ペア:

[(1, 826664720), (2, 413332360), (4, 206666180), (5, 165332944), (7, 118094960), (8, 103333090), (10, 82666472), (14, 59047480), (16, 51666545), (20, 41333236), (28, 29523740), (29, 28505680), (35, 23618992), (40, 20666618), (56, 14761870), (58, 14252840), (70, 11809496), (80, 10333309), (109, 7584080), (112, 7380935), (116, 7126420), (140, 5904748), (145, 5701136), (203, 4072240), (218, 3792040), (232, 3563210), (280, 2952374), (290, 2850568), (406, 2036120), (436, 1896020), (464, 1781605), (467, 1770160), (545, 1516816), (560, 1476187), (580, 1425284), (763, 1083440), (812, 1018060), (872, 948010), (934, 885080), (1015, 814448), (1090, 758408), (1160, 712642), (1526, 541720), (1624, 509030), (1744, 474005), (1868, 442540), (2030, 407224), (2180, 379204), (2320, 356321), (2335, 354032), (3052, 270860), (3161, 261520), (3248, 254515), (3269, 252880), (3736, 221270), (3815, 216688), (4060, 203612), (4360, 189602), (4670, 177016), (6104, 135430), (6322, 130760), (6538, 126440), (7472, 110635), (7630, 108344), (8120, 101806), (8720, 94801), (9340, 88508), (12208, 67715), (12644, 65380), (13076, 63220), (13543, 61040), (15260, 54172), (15805, 52304), (16240, 50903), (16345, 50576), (18680, 44254), (22127, 37360), (25288, 32690), (26152, 31610), (27086, 30520)]