138668160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{72223}}^1$

素因数の和:72245

約数の個数: 64

約数和(自身を含む): 442010880

約数和(自身を除く): 303342720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 72223, 144446, 216669, 288892, 361115, 433338, 577784, 722230, 866676, 1083345, 1155568, 1444460, 1733352, 2166690, 2311136, 2888920, 3466704, 4333380, 4622272, 5777840, 6933408, 8666760, 9244544, 11555680, 13866816, 17333520, 23111360, 27733632, 34667040, 46222720, 69334080, 138668160]

約数ペア:

[(1, 138668160), (2, 69334080), (3, 46222720), (4, 34667040), (5, 27733632), (6, 23111360), (8, 17333520), (10, 13866816), (12, 11555680), (15, 9244544), (16, 8666760), (20, 6933408), (24, 5777840), (30, 4622272), (32, 4333380), (40, 3466704), (48, 2888920), (60, 2311136), (64, 2166690), (80, 1733352), (96, 1444460), (120, 1155568), (128, 1083345), (160, 866676), (192, 722230), (240, 577784), (320, 433338), (384, 361115), (480, 288892), (640, 216669), (960, 144446), (1920, 72223)]