289721820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{284041}}^1$

素因数の和:284070

約数の個数: 48

約数和(自身を含む): 858943008

約数和(自身を除く): 569221188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 284041, 568082, 852123, 1136164, 1420205, 1704246, 2840410, 3408492, 4260615, 4828697, 5680820, 8521230, 9657394, 14486091, 17042460, 19314788, 24143485, 28972182, 48286970, 57944364, 72430455, 96573940, 144860910, 289721820]

約数ペア:

[(1, 289721820), (2, 144860910), (3, 96573940), (4, 72430455), (5, 57944364), (6, 48286970), (10, 28972182), (12, 24143485), (15, 19314788), (17, 17042460), (20, 14486091), (30, 9657394), (34, 8521230), (51, 5680820), (60, 4828697), (68, 4260615), (85, 3408492), (102, 2840410), (170, 1704246), (204, 1420205), (255, 1136164), (340, 852123), (510, 568082), (1020, 284041)]