12903240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{15361}}^1$

素因数の和:15382

約数の個数: 64

約数和(自身を含む): 44242560

約数和(自身を除く): 31339320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 15361, 30722, 46083, 61444, 76805, 92166, 107527, 122888, 153610, 184332, 215054, 230415, 307220, 322581, 368664, 430108, 460830, 537635, 614440, 645162, 860216, 921660, 1075270, 1290324, 1612905, 1843320, 2150540, 2580648, 3225810, 4301080, 6451620, 12903240]

約数ペア:

[(1, 12903240), (2, 6451620), (3, 4301080), (4, 3225810), (5, 2580648), (6, 2150540), (7, 1843320), (8, 1612905), (10, 1290324), (12, 1075270), (14, 921660), (15, 860216), (20, 645162), (21, 614440), (24, 537635), (28, 460830), (30, 430108), (35, 368664), (40, 322581), (42, 307220), (56, 230415), (60, 215054), (70, 184332), (84, 153610), (105, 122888), (120, 107527), (140, 92166), (168, 76805), (210, 61444), (280, 46083), (420, 30722), (840, 15361)]