816961260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{152989}}^1$

素因数の和:153090

約数の個数: 48

約数和(自身を含む): 2313208800

約数和(自身を除く): 1496247540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 152989, 305978, 458967, 611956, 764945, 917934, 1529890, 1835868, 2294835, 3059780, 4589670, 9179340, 13616021, 27232042, 40848063, 54464084, 68080105, 81696126, 136160210, 163392252, 204240315, 272320420, 408480630, 816961260]

約数ペア:

[(1, 816961260), (2, 408480630), (3, 272320420), (4, 204240315), (5, 163392252), (6, 136160210), (10, 81696126), (12, 68080105), (15, 54464084), (20, 40848063), (30, 27232042), (60, 13616021), (89, 9179340), (178, 4589670), (267, 3059780), (356, 2294835), (445, 1835868), (534, 1529890), (890, 917934), (1068, 764945), (1335, 611956), (1780, 458967), (2670, 305978), (5340, 152989)]