30966880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 85688064

約数和(自身を除く): 54721184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 643, 688, 860, 1120, 1204, 1286, 1376, 1505, 1720, 2408, 2572, 3010, 3215, 3440, 4501, 4816, 5144, 6020, 6430, 6880, 9002, 9632, 10288, 12040, 12860, 18004, 20576, 22505, 24080, 25720, 27649, 36008, 45010, 48160, 51440, 55298, 72016, 90020, 102880, 110596, 138245, 144032, 180040, 193543, 221192, 276490, 360080, 387086, 442384, 552980, 720160, 774172, 884768, 967715, 1105960, 1548344, 1935430, 2211920, 3096688, 3870860, 4423840, 6193376, 7741720, 15483440, 30966880]

約数ペア:

[(1, 30966880), (2, 15483440), (4, 7741720), (5, 6193376), (7, 4423840), (8, 3870860), (10, 3096688), (14, 2211920), (16, 1935430), (20, 1548344), (28, 1105960), (32, 967715), (35, 884768), (40, 774172), (43, 720160), (56, 552980), (70, 442384), (80, 387086), (86, 360080), (112, 276490), (140, 221192), (160, 193543), (172, 180040), (215, 144032), (224, 138245), (280, 110596), (301, 102880), (344, 90020), (430, 72016), (560, 55298), (602, 51440), (643, 48160), (688, 45010), (860, 36008), (1120, 27649), (1204, 25720), (1286, 24080), (1376, 22505), (1505, 20576), (1720, 18004), (2408, 12860), (2572, 12040), (3010, 10288), (3215, 9632), (3440, 9002), (4501, 6880), (4816, 6430), (5144, 6020)]