12688920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:430

約数の個数: 128

約数和(自身を含む): 43776000

約数和(自身を除く): 31087080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 379, 465, 540, 558, 620, 744, 758, 837, 930, 1080, 1116, 1137, 1240, 1395, 1516, 1674, 1860, 1895, 2232, 2274, 2790, 3032, 3348, 3411, 3720, 3790, 4185, 4548, 5580, 5685, 6696, 6822, 7580, 8370, 9096, 10233, 11160, 11370, 11749, 13644, 15160, 16740, 17055, 20466, 22740, 23498, 27288, 33480, 34110, 35247, 40932, 45480, 46996, 51165, 58745, 68220, 70494, 81864, 93992, 102330, 105741, 117490, 136440, 140988, 176235, 204660, 211482, 234980, 281976, 317223, 352470, 409320, 422964, 469960, 528705, 634446, 704940, 845928, 1057410, 1268892, 1409880, 1586115, 2114820, 2537784, 3172230, 4229640, 6344460, 12688920]

約数ペア:

[(1, 12688920), (2, 6344460), (3, 4229640), (4, 3172230), (5, 2537784), (6, 2114820), (8, 1586115), (9, 1409880), (10, 1268892), (12, 1057410), (15, 845928), (18, 704940), (20, 634446), (24, 528705), (27, 469960), (30, 422964), (31, 409320), (36, 352470), (40, 317223), (45, 281976), (54, 234980), (60, 211482), (62, 204660), (72, 176235), (90, 140988), (93, 136440), (108, 117490), (120, 105741), (124, 102330), (135, 93992), (155, 81864), (180, 70494), (186, 68220), (216, 58745), (248, 51165), (270, 46996), (279, 45480), (310, 40932), (360, 35247), (372, 34110), (379, 33480), (465, 27288), (540, 23498), (558, 22740), (620, 20466), (744, 17055), (758, 16740), (837, 15160), (930, 13644), (1080, 11749), (1116, 11370), (1137, 11160), (1240, 10233), (1395, 9096), (1516, 8370), (1674, 7580), (1860, 6822), (1895, 6696), (2232, 5685), (2274, 5580), (2790, 4548), (3032, 4185), (3348, 3790), (3411, 3720)]