131430320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8093}}^1$

素因数の和:8142

約数の個数: 80

約数和(自身を含む): 361316160

約数和(自身を除く): 229885840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8093, 8120, 16186, 16240, 32372, 40465, 56651, 64744, 80930, 113302, 129488, 161860, 226604, 234697, 283255, 323720, 453208, 469394, 566510, 647440, 906416, 938788, 1133020, 1173485, 1642879, 1877576, 2266040, 2346970, 3285758, 3755152, 4532080, 4693940, 6571516, 8214395, 9387880, 13143032, 16428790, 18775760, 26286064, 32857580, 65715160, 131430320]

約数ペア:

[(1, 131430320), (2, 65715160), (4, 32857580), (5, 26286064), (7, 18775760), (8, 16428790), (10, 13143032), (14, 9387880), (16, 8214395), (20, 6571516), (28, 4693940), (29, 4532080), (35, 3755152), (40, 3285758), (56, 2346970), (58, 2266040), (70, 1877576), (80, 1642879), (112, 1173485), (116, 1133020), (140, 938788), (145, 906416), (203, 647440), (232, 566510), (280, 469394), (290, 453208), (406, 323720), (464, 283255), (560, 234697), (580, 226604), (812, 161860), (1015, 129488), (1160, 113302), (1624, 80930), (2030, 64744), (2320, 56651), (3248, 40465), (4060, 32372), (8093, 16240), (8120, 16186)]