78641460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1009}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 239333640

約数和(自身を除く): 160692180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 433, 866, 1009, 1299, 1732, 2018, 2165, 2598, 3027, 3897, 4036, 4330, 5045, 5196, 6054, 6495, 7794, 8660, 9081, 10090, 12108, 12990, 15135, 15588, 18162, 19485, 20180, 25980, 30270, 36324, 38970, 45405, 60540, 77940, 90810, 181620, 436897, 873794, 1310691, 1747588, 2184485, 2621382, 3932073, 4368970, 5242764, 6553455, 7864146, 8737940, 13106910, 15728292, 19660365, 26213820, 39320730, 78641460]

約数ペア:

[(1, 78641460), (2, 39320730), (3, 26213820), (4, 19660365), (5, 15728292), (6, 13106910), (9, 8737940), (10, 7864146), (12, 6553455), (15, 5242764), (18, 4368970), (20, 3932073), (30, 2621382), (36, 2184485), (45, 1747588), (60, 1310691), (90, 873794), (180, 436897), (433, 181620), (866, 90810), (1009, 77940), (1299, 60540), (1732, 45405), (2018, 38970), (2165, 36324), (2598, 30270), (3027, 25980), (3897, 20180), (4036, 19485), (4330, 18162), (5045, 15588), (5196, 15135), (6054, 12990), (6495, 12108), (7794, 10090), (8660, 9081)]