64319760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:745

約数の個数: 120

約数和(自身を含む): 217765080

約数和(自身を除く): 153445320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 569, 628, 720, 785, 942, 1138, 1256, 1413, 1570, 1707, 1884, 2276, 2355, 2512, 2826, 2845, 3140, 3414, 3768, 4552, 4710, 5121, 5652, 5690, 6280, 6828, 7065, 7536, 8535, 9104, 9420, 10242, 11304, 11380, 12560, 13656, 14130, 17070, 18840, 20484, 22608, 22760, 25605, 27312, 28260, 34140, 37680, 40968, 45520, 51210, 56520, 68280, 81936, 89333, 102420, 113040, 136560, 178666, 204840, 267999, 357332, 409680, 446665, 535998, 714664, 803997, 893330, 1071996, 1339995, 1429328, 1607994, 1786660, 2143992, 2679990, 3215988, 3573320, 4019985, 4287984, 5359980, 6431976, 7146640, 8039970, 10719960, 12863952, 16079940, 21439920, 32159880, 64319760]

約数ペア:

[(1, 64319760), (2, 32159880), (3, 21439920), (4, 16079940), (5, 12863952), (6, 10719960), (8, 8039970), (9, 7146640), (10, 6431976), (12, 5359980), (15, 4287984), (16, 4019985), (18, 3573320), (20, 3215988), (24, 2679990), (30, 2143992), (36, 1786660), (40, 1607994), (45, 1429328), (48, 1339995), (60, 1071996), (72, 893330), (80, 803997), (90, 714664), (120, 535998), (144, 446665), (157, 409680), (180, 357332), (240, 267999), (314, 204840), (360, 178666), (471, 136560), (569, 113040), (628, 102420), (720, 89333), (785, 81936), (942, 68280), (1138, 56520), (1256, 51210), (1413, 45520), (1570, 40968), (1707, 37680), (1884, 34140), (2276, 28260), (2355, 27312), (2512, 25605), (2826, 22760), (2845, 22608), (3140, 20484), (3414, 18840), (3768, 17070), (4552, 14130), (4710, 13656), (5121, 12560), (5652, 11380), (5690, 11304), (6280, 10242), (6828, 9420), (7065, 9104), (7536, 8535)]