30813780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1021}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 86534784

約数和(自身を除く): 55721004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1021, 1509, 2012, 2042, 2515, 3018, 3063, 4084, 5030, 5105, 6036, 6126, 7545, 10060, 10210, 12252, 15090, 15315, 20420, 30180, 30630, 61260, 513563, 1027126, 1540689, 2054252, 2567815, 3081378, 5135630, 6162756, 7703445, 10271260, 15406890, 30813780]

約数ペア:

[(1, 30813780), (2, 15406890), (3, 10271260), (4, 7703445), (5, 6162756), (6, 5135630), (10, 3081378), (12, 2567815), (15, 2054252), (20, 1540689), (30, 1027126), (60, 513563), (503, 61260), (1006, 30630), (1021, 30180), (1509, 20420), (2012, 15315), (2042, 15090), (2515, 12252), (3018, 10210), (3063, 10060), (4084, 7545), (5030, 6126), (5105, 6036)]