128484090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 394974720

約数和(自身を除く): 266490630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 157, 189, 210, 270, 314, 315, 378, 433, 471, 630, 785, 866, 942, 945, 1099, 1299, 1413, 1570, 1890, 2165, 2198, 2355, 2598, 2826, 3031, 3297, 3897, 4239, 4330, 4710, 5495, 6062, 6495, 6594, 7065, 7794, 8478, 9093, 9891, 10990, 11691, 12990, 14130, 15155, 16485, 18186, 19485, 19782, 21195, 23382, 27279, 29673, 30310, 32970, 38970, 42390, 45465, 49455, 54558, 58455, 59346, 67981, 81837, 90930, 98910, 116910, 135962, 136395, 148365, 163674, 203943, 272790, 296730, 339905, 407886, 409185, 475867, 611829, 679810, 818370, 951734, 1019715, 1223658, 1427601, 1835487, 2039430, 2379335, 2855202, 3059145, 3670974, 4282803, 4758670, 6118290, 7138005, 8565606, 9177435, 12848409, 14276010, 18354870, 21414015, 25696818, 42828030, 64242045, 128484090]

約数ペア:

[(1, 128484090), (2, 64242045), (3, 42828030), (5, 25696818), (6, 21414015), (7, 18354870), (9, 14276010), (10, 12848409), (14, 9177435), (15, 8565606), (18, 7138005), (21, 6118290), (27, 4758670), (30, 4282803), (35, 3670974), (42, 3059145), (45, 2855202), (54, 2379335), (63, 2039430), (70, 1835487), (90, 1427601), (105, 1223658), (126, 1019715), (135, 951734), (157, 818370), (189, 679810), (210, 611829), (270, 475867), (314, 409185), (315, 407886), (378, 339905), (433, 296730), (471, 272790), (630, 203943), (785, 163674), (866, 148365), (942, 136395), (945, 135962), (1099, 116910), (1299, 98910), (1413, 90930), (1570, 81837), (1890, 67981), (2165, 59346), (2198, 58455), (2355, 54558), (2598, 49455), (2826, 45465), (3031, 42390), (3297, 38970), (3897, 32970), (4239, 30310), (4330, 29673), (4710, 27279), (5495, 23382), (6062, 21195), (6495, 19782), (6594, 19485), (7065, 18186), (7794, 16485), (8478, 15155), (9093, 14130), (9891, 12990), (10990, 11691)]