561614120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2417}}^1$

素因数の和:2622

約数の個数: 64

約数和(自身を含む): 1306590480

約数和(自身を除く): 744976360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 157, 185, 296, 314, 370, 628, 740, 785, 1256, 1480, 1570, 2417, 3140, 4834, 5809, 6280, 9668, 11618, 12085, 19336, 23236, 24170, 29045, 46472, 48340, 58090, 89429, 96680, 116180, 178858, 232360, 357716, 379469, 447145, 715432, 758938, 894290, 1517876, 1788580, 1897345, 3035752, 3577160, 3794690, 7589380, 14040353, 15178760, 28080706, 56161412, 70201765, 112322824, 140403530, 280807060, 561614120]

約数ペア:

[(1, 561614120), (2, 280807060), (4, 140403530), (5, 112322824), (8, 70201765), (10, 56161412), (20, 28080706), (37, 15178760), (40, 14040353), (74, 7589380), (148, 3794690), (157, 3577160), (185, 3035752), (296, 1897345), (314, 1788580), (370, 1517876), (628, 894290), (740, 758938), (785, 715432), (1256, 447145), (1480, 379469), (1570, 357716), (2417, 232360), (3140, 178858), (4834, 116180), (5809, 96680), (6280, 89429), (9668, 58090), (11618, 48340), (12085, 46472), (19336, 29045), (23236, 24170)]