12189480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 36858240

約数和(自身を除く): 24668760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 647, 785, 942, 1256, 1294, 1570, 1884, 1941, 2355, 2588, 3140, 3235, 3768, 3882, 4710, 5176, 6280, 6470, 7764, 9420, 9705, 12940, 15528, 18840, 19410, 25880, 38820, 77640, 101579, 203158, 304737, 406316, 507895, 609474, 812632, 1015790, 1218948, 1523685, 2031580, 2437896, 3047370, 4063160, 6094740, 12189480]

約数ペア:

[(1, 12189480), (2, 6094740), (3, 4063160), (4, 3047370), (5, 2437896), (6, 2031580), (8, 1523685), (10, 1218948), (12, 1015790), (15, 812632), (20, 609474), (24, 507895), (30, 406316), (40, 304737), (60, 203158), (120, 101579), (157, 77640), (314, 38820), (471, 25880), (628, 19410), (647, 18840), (785, 15528), (942, 12940), (1256, 9705), (1294, 9420), (1570, 7764), (1884, 6470), (1941, 6280), (2355, 5176), (2588, 4710), (3140, 3882), (3235, 3768)]