38500740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2121

約数の個数: 72

約数和(自身を含む): 117936000

約数和(自身を除く): 79435260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 1999, 2140, 3210, 3852, 3998, 4815, 5997, 6420, 7996, 9630, 9995, 11994, 17991, 19260, 19990, 23988, 29985, 35982, 39980, 59970, 71964, 89955, 119940, 179910, 213893, 359820, 427786, 641679, 855572, 1069465, 1283358, 1925037, 2138930, 2566716, 3208395, 3850074, 4277860, 6416790, 7700148, 9625185, 12833580, 19250370, 38500740]

約数ペア:

[(1, 38500740), (2, 19250370), (3, 12833580), (4, 9625185), (5, 7700148), (6, 6416790), (9, 4277860), (10, 3850074), (12, 3208395), (15, 2566716), (18, 2138930), (20, 1925037), (30, 1283358), (36, 1069465), (45, 855572), (60, 641679), (90, 427786), (107, 359820), (180, 213893), (214, 179910), (321, 119940), (428, 89955), (535, 71964), (642, 59970), (963, 39980), (1070, 35982), (1284, 29985), (1605, 23988), (1926, 19990), (1999, 19260), (2140, 17991), (3210, 11994), (3852, 9995), (3998, 9630), (4815, 7996), (5997, 6420)]