29181780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 89037312

約数和(自身を除く): 59855532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 727, 892, 1115, 1338, 1454, 2007, 2181, 2230, 2676, 2908, 3345, 3635, 4014, 4362, 4460, 6543, 6690, 7270, 8028, 8724, 10035, 10905, 13086, 13380, 14540, 20070, 21810, 26172, 32715, 40140, 43620, 65430, 130860, 162121, 324242, 486363, 648484, 810605, 972726, 1459089, 1621210, 1945452, 2431815, 2918178, 3242420, 4863630, 5836356, 7295445, 9727260, 14590890, 29181780]

約数ペア:

[(1, 29181780), (2, 14590890), (3, 9727260), (4, 7295445), (5, 5836356), (6, 4863630), (9, 3242420), (10, 2918178), (12, 2431815), (15, 1945452), (18, 1621210), (20, 1459089), (30, 972726), (36, 810605), (45, 648484), (60, 486363), (90, 324242), (180, 162121), (223, 130860), (446, 65430), (669, 43620), (727, 40140), (892, 32715), (1115, 26172), (1338, 21810), (1454, 20070), (2007, 14540), (2181, 13380), (2230, 13086), (2676, 10905), (2908, 10035), (3345, 8724), (3635, 8028), (4014, 7270), (4362, 6690), (4460, 6543)]