7508270

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 17280000

約数和(自身を除く): 9771730

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 199, 245, 343, 385, 398, 490, 539, 686, 770, 995, 1078, 1393, 1715, 1990, 2189, 2695, 2786, 3430, 3773, 4378, 5390, 6965, 7546, 9751, 10945, 13930, 15323, 18865, 19502, 21890, 30646, 37730, 48755, 68257, 76615, 97510, 107261, 136514, 153230, 214522, 341285, 536305, 682570, 750827, 1072610, 1501654, 3754135, 7508270]

約数ペア:

[(1, 7508270), (2, 3754135), (5, 1501654), (7, 1072610), (10, 750827), (11, 682570), (14, 536305), (22, 341285), (35, 214522), (49, 153230), (55, 136514), (70, 107261), (77, 97510), (98, 76615), (110, 68257), (154, 48755), (199, 37730), (245, 30646), (343, 21890), (385, 19502), (398, 18865), (490, 15323), (539, 13930), (686, 10945), (770, 9751), (995, 7546), (1078, 6965), (1393, 5390), (1715, 4378), (1990, 3773), (2189, 3430), (2695, 2786)]