204448720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11777}}^1$

素因数の和:11828

約数の個数: 80

約数和(自身を含む): 560821248

約数和(自身を除く): 356372528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 11777, 17360, 23554, 47108, 58885, 82439, 94216, 117770, 164878, 188432, 235540, 329756, 365087, 412195, 471080, 659512, 730174, 824390, 942160, 1319024, 1460348, 1648780, 1825435, 2555609, 2920696, 3297560, 3650870, 5111218, 5841392, 6595120, 7301740, 10222436, 12778045, 14603480, 20444872, 25556090, 29206960, 40889744, 51112180, 102224360, 204448720]

約数ペア:

[(1, 204448720), (2, 102224360), (4, 51112180), (5, 40889744), (7, 29206960), (8, 25556090), (10, 20444872), (14, 14603480), (16, 12778045), (20, 10222436), (28, 7301740), (31, 6595120), (35, 5841392), (40, 5111218), (56, 3650870), (62, 3297560), (70, 2920696), (80, 2555609), (112, 1825435), (124, 1648780), (140, 1460348), (155, 1319024), (217, 942160), (248, 824390), (280, 730174), (310, 659512), (434, 471080), (496, 412195), (560, 365087), (620, 329756), (868, 235540), (1085, 188432), (1240, 164878), (1736, 117770), (2170, 94216), (2480, 82439), (3472, 58885), (4340, 47108), (8680, 23554), (11777, 17360)]