30204080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 74459520

約数和(自身を除く): 44255440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 235, 277, 290, 376, 464, 470, 554, 580, 752, 940, 1108, 1160, 1363, 1385, 1880, 2216, 2320, 2726, 2770, 3760, 4432, 5452, 5540, 6815, 8033, 10904, 11080, 13019, 13630, 16066, 21808, 22160, 26038, 27260, 32132, 40165, 52076, 54520, 64264, 65095, 80330, 104152, 109040, 128528, 130190, 160660, 208304, 260380, 321320, 377551, 520760, 642640, 755102, 1041520, 1510204, 1887755, 3020408, 3775510, 6040816, 7551020, 15102040, 30204080]

約数ペア:

[(1, 30204080), (2, 15102040), (4, 7551020), (5, 6040816), (8, 3775510), (10, 3020408), (16, 1887755), (20, 1510204), (29, 1041520), (40, 755102), (47, 642640), (58, 520760), (80, 377551), (94, 321320), (116, 260380), (145, 208304), (188, 160660), (232, 130190), (235, 128528), (277, 109040), (290, 104152), (376, 80330), (464, 65095), (470, 64264), (554, 54520), (580, 52076), (752, 40165), (940, 32132), (1108, 27260), (1160, 26038), (1363, 22160), (1385, 21808), (1880, 16066), (2216, 13630), (2320, 13019), (2726, 11080), (2770, 10904), (3760, 8033), (4432, 6815), (5452, 5540)]