12888180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 96

約数和(自身を含む): 41529600

約数和(自身を除く): 28641420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 823, 870, 1044, 1305, 1566, 1646, 1740, 2469, 2610, 3132, 3292, 3915, 4115, 4938, 5220, 7407, 7830, 8230, 9876, 12345, 14814, 15660, 16460, 22221, 23867, 24690, 29628, 37035, 44442, 47734, 49380, 71601, 74070, 88884, 95468, 111105, 119335, 143202, 148140, 214803, 222210, 238670, 286404, 358005, 429606, 444420, 477340, 644409, 716010, 859212, 1074015, 1288818, 1432020, 2148030, 2577636, 3222045, 4296060, 6444090, 12888180]

約数ペア:

[(1, 12888180), (2, 6444090), (3, 4296060), (4, 3222045), (5, 2577636), (6, 2148030), (9, 1432020), (10, 1288818), (12, 1074015), (15, 859212), (18, 716010), (20, 644409), (27, 477340), (29, 444420), (30, 429606), (36, 358005), (45, 286404), (54, 238670), (58, 222210), (60, 214803), (87, 148140), (90, 143202), (108, 119335), (116, 111105), (135, 95468), (145, 88884), (174, 74070), (180, 71601), (261, 49380), (270, 47734), (290, 44442), (348, 37035), (435, 29628), (522, 24690), (540, 23867), (580, 22221), (783, 16460), (823, 15660), (870, 14814), (1044, 12345), (1305, 9876), (1566, 8230), (1646, 7830), (1740, 7407), (2469, 5220), (2610, 4938), (3132, 4115), (3292, 3915)]