15542780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 38320128

約数和(自身を除く): 22777348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 43, 44, 53, 55, 62, 86, 106, 110, 124, 155, 172, 212, 215, 220, 265, 310, 341, 430, 473, 530, 583, 620, 682, 860, 946, 1060, 1166, 1333, 1364, 1643, 1705, 1892, 2279, 2332, 2365, 2666, 2915, 3286, 3410, 4558, 4730, 5332, 5830, 6572, 6665, 6820, 8215, 9116, 9460, 11395, 11660, 13330, 14663, 16430, 18073, 22790, 25069, 26660, 29326, 32860, 36146, 45580, 50138, 58652, 70649, 72292, 73315, 90365, 100276, 125345, 141298, 146630, 180730, 250690, 282596, 293260, 353245, 361460, 501380, 706490, 777139, 1412980, 1554278, 3108556, 3885695, 7771390, 15542780]

約数ペア:

[(1, 15542780), (2, 7771390), (4, 3885695), (5, 3108556), (10, 1554278), (11, 1412980), (20, 777139), (22, 706490), (31, 501380), (43, 361460), (44, 353245), (53, 293260), (55, 282596), (62, 250690), (86, 180730), (106, 146630), (110, 141298), (124, 125345), (155, 100276), (172, 90365), (212, 73315), (215, 72292), (220, 70649), (265, 58652), (310, 50138), (341, 45580), (430, 36146), (473, 32860), (530, 29326), (583, 26660), (620, 25069), (682, 22790), (860, 18073), (946, 16430), (1060, 14663), (1166, 13330), (1333, 11660), (1364, 11395), (1643, 9460), (1705, 9116), (1892, 8215), (2279, 6820), (2332, 6665), (2365, 6572), (2666, 5830), (2915, 5332), (3286, 4730), (3410, 4558)]