1271478237880

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{15107}}^1\times {\mathrm{6029}}^1$

素因数の和:21496

約数の個数: 64

約数和(自身を含む): 2869689060000

約数和(自身を除く): 1598210822120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6029, 6980, 12058, 13960, 15107, 24116, 30145, 30214, 48232, 60290, 60428, 75535, 120580, 120856, 151070, 241160, 302140, 604280, 2104121, 4208242, 5272343, 8416484, 10520605, 10544686, 16832968, 21041210, 21089372, 26361715, 42082420, 42178744, 52723430, 84164840, 91080103, 105446860, 182160206, 210893720, 364320412, 455400515, 728640824, 910801030, 1821602060, 3643204120, 31786955947, 63573911894, 127147823788, 158934779735, 254295647576, 317869559470, 635739118940, 1271478237880]

約数ペア:

[(1, 1271478237880), (2, 635739118940), (4, 317869559470), (5, 254295647576), (8, 158934779735), (10, 127147823788), (20, 63573911894), (40, 31786955947), (349, 3643204120), (698, 1821602060), (1396, 910801030), (1745, 728640824), (2792, 455400515), (3490, 364320412), (6029, 210893720), (6980, 182160206), (12058, 105446860), (13960, 91080103), (15107, 84164840), (24116, 52723430), (30145, 42178744), (30214, 42082420), (48232, 26361715), (60290, 21089372), (60428, 21041210), (75535, 16832968), (120580, 10544686), (120856, 10520605), (151070, 8416484), (241160, 5272343), (302140, 4208242), (604280, 2104121)]