204437870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7247}}^1$

素因数の和:7305

約数の個数: 64

約数和(自身を含む): 467582976

約数和(自身を除く): 263145106

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 7247, 14105, 14494, 28210, 36235, 50729, 72470, 94211, 101458, 188422, 224657, 253645, 449314, 471055, 507290, 659477, 942110, 1123285, 1318954, 1572599, 2246570, 2920541, 3145198, 3297385, 5841082, 6594770, 7862995, 14602705, 15725990, 20443787, 29205410, 40887574, 102218935, 204437870]

約数ペア:

[(1, 204437870), (2, 102218935), (5, 40887574), (7, 29205410), (10, 20443787), (13, 15725990), (14, 14602705), (26, 7862995), (31, 6594770), (35, 5841082), (62, 3297385), (65, 3145198), (70, 2920541), (91, 2246570), (130, 1572599), (155, 1318954), (182, 1123285), (217, 942110), (310, 659477), (403, 507290), (434, 471055), (455, 449314), (806, 253645), (910, 224657), (1085, 188422), (2015, 101458), (2170, 94211), (2821, 72470), (4030, 50729), (5642, 36235), (7247, 28210), (14105, 14494)]