138258520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2243}}^1$

素因数の和:2344

約数の個数: 64

約数和(自身を含む): 329598720

約数和(自身を除く): 191340200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 335, 460, 536, 670, 920, 1340, 1541, 2243, 2680, 3082, 4486, 6164, 7705, 8972, 11215, 12328, 15410, 17944, 22430, 30820, 44860, 51589, 61640, 89720, 103178, 150281, 206356, 257945, 300562, 412712, 515890, 601124, 751405, 1031780, 1202248, 1502810, 2063560, 3005620, 3456463, 6011240, 6912926, 13825852, 17282315, 27651704, 34564630, 69129260, 138258520]

約数ペア:

[(1, 138258520), (2, 69129260), (4, 34564630), (5, 27651704), (8, 17282315), (10, 13825852), (20, 6912926), (23, 6011240), (40, 3456463), (46, 3005620), (67, 2063560), (92, 1502810), (115, 1202248), (134, 1031780), (184, 751405), (230, 601124), (268, 515890), (335, 412712), (460, 300562), (536, 257945), (670, 206356), (920, 150281), (1340, 103178), (1541, 89720), (2243, 61640), (2680, 51589), (3082, 44860), (4486, 30820), (6164, 22430), (7705, 17944), (8972, 15410), (11215, 12328)]