71532780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 225227520

約数和(自身を除く): 153694740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 59, 60, 66, 110, 118, 121, 132, 165, 167, 177, 220, 236, 242, 295, 330, 334, 354, 363, 484, 501, 590, 605, 649, 660, 668, 708, 726, 835, 885, 1002, 1180, 1210, 1298, 1452, 1670, 1770, 1815, 1837, 1947, 2004, 2420, 2505, 2596, 3245, 3340, 3540, 3630, 3674, 3894, 5010, 5511, 6490, 7139, 7260, 7348, 7788, 9185, 9735, 9853, 10020, 11022, 12980, 14278, 18370, 19470, 19706, 20207, 21417, 22044, 27555, 28556, 29559, 35695, 36740, 38940, 39412, 40414, 42834, 49265, 55110, 59118, 60621, 71390, 80828, 85668, 98530, 101035, 107085, 108383, 110220, 118236, 121242, 142780, 147795, 197060, 202070, 214170, 216766, 242484, 295590, 303105, 325149, 404140, 428340, 433532, 541915, 591180, 606210, 650298, 1083830, 1192213, 1212420, 1300596, 1625745, 2167660, 2384426, 3251490, 3576639, 4768852, 5961065, 6502980, 7153278, 11922130, 14306556, 17883195, 23844260, 35766390, 71532780]

約数ペア:

[(1, 71532780), (2, 35766390), (3, 23844260), (4, 17883195), (5, 14306556), (6, 11922130), (10, 7153278), (11, 6502980), (12, 5961065), (15, 4768852), (20, 3576639), (22, 3251490), (30, 2384426), (33, 2167660), (44, 1625745), (55, 1300596), (59, 1212420), (60, 1192213), (66, 1083830), (110, 650298), (118, 606210), (121, 591180), (132, 541915), (165, 433532), (167, 428340), (177, 404140), (220, 325149), (236, 303105), (242, 295590), (295, 242484), (330, 216766), (334, 214170), (354, 202070), (363, 197060), (484, 147795), (501, 142780), (590, 121242), (605, 118236), (649, 110220), (660, 108383), (668, 107085), (708, 101035), (726, 98530), (835, 85668), (885, 80828), (1002, 71390), (1180, 60621), (1210, 59118), (1298, 55110), (1452, 49265), (1670, 42834), (1770, 40414), (1815, 39412), (1837, 38940), (1947, 36740), (2004, 35695), (2420, 29559), (2505, 28556), (2596, 27555), (3245, 22044), (3340, 21417), (3540, 20207), (3630, 19706), (3674, 19470), (3894, 18370), (5010, 14278), (5511, 12980), (6490, 11022), (7139, 10020), (7260, 9853), (7348, 9735), (7788, 9185)]