208347930

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{110237}}^1$

素因数の和:110260

約数の個数: 64

約数和(自身を含む): 634970880

約数和(自身を除く): 426622950

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, 189, 210, 270, 315, 378, 630, 945, 1890, 110237, 220474, 330711, 551185, 661422, 771659, 992133, 1102370, 1543318, 1653555, 1984266, 2314977, 2976399, 3307110, 3858295, 4629954, 4960665, 5952798, 6944931, 7716590, 9921330, 11574885, 13889862, 14881995, 20834793, 23149770, 29763990, 34724655, 41669586, 69449310, 104173965, 208347930]

約数ペア:

[(1, 208347930), (2, 104173965), (3, 69449310), (5, 41669586), (6, 34724655), (7, 29763990), (9, 23149770), (10, 20834793), (14, 14881995), (15, 13889862), (18, 11574885), (21, 9921330), (27, 7716590), (30, 6944931), (35, 5952798), (42, 4960665), (45, 4629954), (54, 3858295), (63, 3307110), (70, 2976399), (90, 2314977), (105, 1984266), (126, 1653555), (135, 1543318), (189, 1102370), (210, 992133), (270, 771659), (315, 661422), (378, 551185), (630, 330711), (945, 220474), (1890, 110237)]