15102040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 36028800

約数和(自身を除く): 20926760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 277, 290, 376, 470, 554, 580, 940, 1108, 1160, 1363, 1385, 1880, 2216, 2726, 2770, 5452, 5540, 6815, 8033, 10904, 11080, 13019, 13630, 16066, 26038, 27260, 32132, 40165, 52076, 54520, 64264, 65095, 80330, 104152, 130190, 160660, 260380, 321320, 377551, 520760, 755102, 1510204, 1887755, 3020408, 3775510, 7551020, 15102040]

約数ペア:

[(1, 15102040), (2, 7551020), (4, 3775510), (5, 3020408), (8, 1887755), (10, 1510204), (20, 755102), (29, 520760), (40, 377551), (47, 321320), (58, 260380), (94, 160660), (116, 130190), (145, 104152), (188, 80330), (232, 65095), (235, 64264), (277, 54520), (290, 52076), (376, 40165), (470, 32132), (554, 27260), (580, 26038), (940, 16066), (1108, 13630), (1160, 13019), (1363, 11080), (1385, 10904), (1880, 8033), (2216, 6815), (2726, 5540), (2770, 5452)]