30008440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9743}}^1$

素因数の和:9772

約数の個数: 64

約数和(自身を含む): 84188160

約数和(自身を除く): 54179720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 9743, 19486, 38972, 48715, 68201, 77944, 97430, 107173, 136402, 194860, 214346, 272804, 341005, 389720, 428692, 535865, 545608, 682010, 750211, 857384, 1071730, 1364020, 1500422, 2143460, 2728040, 3000844, 3751055, 4286920, 6001688, 7502110, 15004220, 30008440]

約数ペア:

[(1, 30008440), (2, 15004220), (4, 7502110), (5, 6001688), (7, 4286920), (8, 3751055), (10, 3000844), (11, 2728040), (14, 2143460), (20, 1500422), (22, 1364020), (28, 1071730), (35, 857384), (40, 750211), (44, 682010), (55, 545608), (56, 535865), (70, 428692), (77, 389720), (88, 341005), (110, 272804), (140, 214346), (154, 194860), (220, 136402), (280, 107173), (308, 97430), (385, 77944), (440, 68201), (616, 48715), (770, 38972), (1540, 19486), (3080, 9743)]