16079940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 49172760

約数和(自身を除く): 33092820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 569, 628, 785, 942, 1138, 1413, 1570, 1707, 1884, 2276, 2355, 2826, 2845, 3140, 3414, 4710, 5121, 5652, 5690, 6828, 7065, 8535, 9420, 10242, 11380, 14130, 17070, 20484, 25605, 28260, 34140, 51210, 89333, 102420, 178666, 267999, 357332, 446665, 535998, 803997, 893330, 1071996, 1339995, 1607994, 1786660, 2679990, 3215988, 4019985, 5359980, 8039970, 16079940]

約数ペア:

[(1, 16079940), (2, 8039970), (3, 5359980), (4, 4019985), (5, 3215988), (6, 2679990), (9, 1786660), (10, 1607994), (12, 1339995), (15, 1071996), (18, 893330), (20, 803997), (30, 535998), (36, 446665), (45, 357332), (60, 267999), (90, 178666), (157, 102420), (180, 89333), (314, 51210), (471, 34140), (569, 28260), (628, 25605), (785, 20484), (942, 17070), (1138, 14130), (1413, 11380), (1570, 10242), (1707, 9420), (1884, 8535), (2276, 7065), (2355, 6828), (2826, 5690), (2845, 5652), (3140, 5121), (3414, 4710)]