208025370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{330199}}^1$

素因数の和:330219

約数の個数: 48

約数和(自身を含む): 618134400

約数和(自身を除く): 410109030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 330199, 660398, 990597, 1650995, 1981194, 2311393, 2971791, 3301990, 4622786, 4952985, 5943582, 6934179, 9905970, 11556965, 13868358, 14858955, 20802537, 23113930, 29717910, 34670895, 41605074, 69341790, 104012685, 208025370]

約数ペア:

[(1, 208025370), (2, 104012685), (3, 69341790), (5, 41605074), (6, 34670895), (7, 29717910), (9, 23113930), (10, 20802537), (14, 14858955), (15, 13868358), (18, 11556965), (21, 9905970), (30, 6934179), (35, 5943582), (42, 4952985), (45, 4622786), (63, 3301990), (70, 2971791), (90, 2311393), (105, 1981194), (126, 1650995), (210, 990597), (315, 660398), (630, 330199)]