30642105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 56383488

約数和(自身を除く): 25741383

約数列:

[1, 3, 5, 13, 15, 31, 37, 39, 65, 93, 111, 137, 155, 185, 195, 403, 411, 465, 481, 555, 685, 1147, 1209, 1443, 1781, 2015, 2055, 2405, 3441, 4247, 5069, 5343, 5735, 6045, 7215, 8905, 12741, 14911, 15207, 17205, 21235, 25345, 26715, 44733, 55211, 63705, 65897, 74555, 76035, 157139, 165633, 197691, 223665, 276055, 329485, 471417, 785695, 828165, 988455, 2042807, 2357085, 6128421, 10214035, 30642105]

約数ペア:

[(1, 30642105), (3, 10214035), (5, 6128421), (13, 2357085), (15, 2042807), (31, 988455), (37, 828165), (39, 785695), (65, 471417), (93, 329485), (111, 276055), (137, 223665), (155, 197691), (185, 165633), (195, 157139), (403, 76035), (411, 74555), (465, 65897), (481, 63705), (555, 55211), (685, 44733), (1147, 26715), (1209, 25345), (1443, 21235), (1781, 17205), (2015, 15207), (2055, 14911), (2405, 12741), (3441, 8905), (4247, 7215), (5069, 6045), (5343, 5735)]