210006940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 524147904

約数和(自身を除く): 314140964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 97, 110, 130, 143, 194, 220, 260, 286, 388, 485, 572, 715, 757, 970, 1067, 1261, 1430, 1514, 1940, 2134, 2522, 2860, 3028, 3785, 4268, 5044, 5335, 6305, 7570, 8327, 9841, 10670, 12610, 13871, 15140, 16654, 19682, 21340, 25220, 27742, 33308, 39364, 41635, 49205, 55484, 69355, 73429, 83270, 98410, 108251, 138710, 146858, 166540, 196820, 216502, 277420, 293716, 367145, 433004, 541255, 734290, 807719, 954577, 1082510, 1468580, 1615438, 1909154, 2165020, 3230876, 3818308, 4038595, 4772885, 8077190, 9545770, 10500347, 16154380, 19091540, 21000694, 42001388, 52501735, 105003470, 210006940]

約数ペア:

[(1, 210006940), (2, 105003470), (4, 52501735), (5, 42001388), (10, 21000694), (11, 19091540), (13, 16154380), (20, 10500347), (22, 9545770), (26, 8077190), (44, 4772885), (52, 4038595), (55, 3818308), (65, 3230876), (97, 2165020), (110, 1909154), (130, 1615438), (143, 1468580), (194, 1082510), (220, 954577), (260, 807719), (286, 734290), (388, 541255), (485, 433004), (572, 367145), (715, 293716), (757, 277420), (970, 216502), (1067, 196820), (1261, 166540), (1430, 146858), (1514, 138710), (1940, 108251), (2134, 98410), (2522, 83270), (2860, 73429), (3028, 69355), (3785, 55484), (4268, 49205), (5044, 41635), (5335, 39364), (6305, 33308), (7570, 27742), (8327, 25220), (9841, 21340), (10670, 19682), (12610, 16654), (13871, 15140)]