15808140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2879

約数の個数: 72

約数和(自身を含む): 49515648

約数和(自身を除く): 33707508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 2833, 5580, 5666, 8499, 11332, 14165, 16998, 25497, 28330, 33996, 42495, 50994, 56660, 84990, 87823, 101988, 127485, 169980, 175646, 254970, 263469, 351292, 439115, 509940, 526938, 790407, 878230, 1053876, 1317345, 1580814, 1756460, 2634690, 3161628, 3952035, 5269380, 7904070, 15808140]

約数ペア:

[(1, 15808140), (2, 7904070), (3, 5269380), (4, 3952035), (5, 3161628), (6, 2634690), (9, 1756460), (10, 1580814), (12, 1317345), (15, 1053876), (18, 878230), (20, 790407), (30, 526938), (31, 509940), (36, 439115), (45, 351292), (60, 263469), (62, 254970), (90, 175646), (93, 169980), (124, 127485), (155, 101988), (180, 87823), (186, 84990), (279, 56660), (310, 50994), (372, 42495), (465, 33996), (558, 28330), (620, 25497), (930, 16998), (1116, 14165), (1395, 11332), (1860, 8499), (2790, 5666), (2833, 5580)]