65615280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2087}}^1$

素因数の和:2234

約数の個数: 80

約数和(自身を含む): 205058304

約数和(自身を除く): 139443024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2087, 2096, 2620, 3144, 3930, 4174, 5240, 6261, 6288, 7860, 8348, 10435, 10480, 12522, 15720, 16696, 20870, 25044, 31305, 31440, 33392, 41740, 50088, 62610, 83480, 100176, 125220, 166960, 250440, 273397, 500880, 546794, 820191, 1093588, 1366985, 1640382, 2187176, 2733970, 3280764, 4100955, 4374352, 5467940, 6561528, 8201910, 10935880, 13123056, 16403820, 21871760, 32807640, 65615280]

約数ペア:

[(1, 65615280), (2, 32807640), (3, 21871760), (4, 16403820), (5, 13123056), (6, 10935880), (8, 8201910), (10, 6561528), (12, 5467940), (15, 4374352), (16, 4100955), (20, 3280764), (24, 2733970), (30, 2187176), (40, 1640382), (48, 1366985), (60, 1093588), (80, 820191), (120, 546794), (131, 500880), (240, 273397), (262, 250440), (393, 166960), (524, 125220), (655, 100176), (786, 83480), (1048, 62610), (1310, 50088), (1572, 41740), (1965, 33392), (2087, 31440), (2096, 31305), (2620, 25044), (3144, 20870), (3930, 16696), (4174, 15720), (5240, 12522), (6261, 10480), (6288, 10435), (7860, 8348)]