209214208

素因数分解:

$2^8\times 7^1\times {\mathrm{313}}^1\times {\mathrm{373}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 480078368

約数和(自身を除く): 270864160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 313, 373, 448, 626, 746, 896, 1252, 1492, 1792, 2191, 2504, 2611, 2984, 4382, 5008, 5222, 5968, 8764, 10016, 10444, 11936, 17528, 20032, 20888, 23872, 35056, 40064, 41776, 47744, 70112, 80128, 83552, 95488, 116749, 140224, 167104, 233498, 280448, 334208, 466996, 560896, 668416, 817243, 933992, 1634486, 1867984, 3268972, 3735968, 6537944, 7471936, 13075888, 14943872, 26151776, 29887744, 52303552, 104607104, 209214208]

約数ペア:

[(1, 209214208), (2, 104607104), (4, 52303552), (7, 29887744), (8, 26151776), (14, 14943872), (16, 13075888), (28, 7471936), (32, 6537944), (56, 3735968), (64, 3268972), (112, 1867984), (128, 1634486), (224, 933992), (256, 817243), (313, 668416), (373, 560896), (448, 466996), (626, 334208), (746, 280448), (896, 233498), (1252, 167104), (1492, 140224), (1792, 116749), (2191, 95488), (2504, 83552), (2611, 80128), (2984, 70112), (4382, 47744), (5008, 41776), (5222, 40064), (5968, 35056), (8764, 23872), (10016, 20888), (10444, 20032), (11936, 17528)]