15661412540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{5861}}^1$

素因数の和:6087

約数の個数: 96

約数和(自身を含む): 35477011584

約数和(自身を除く): 19815599044

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 157, 185, 230, 314, 370, 460, 628, 740, 785, 851, 1570, 1702, 3140, 3404, 3611, 4255, 5809, 5861, 7222, 8510, 11618, 11722, 14444, 17020, 18055, 23236, 23444, 29045, 29305, 36110, 58090, 58610, 72220, 116180, 117220, 133607, 134803, 216857, 267214, 269606, 433714, 534428, 539212, 668035, 674015, 867428, 920177, 1084285, 1336070, 1348030, 1840354, 2168570, 2672140, 2696060, 3680708, 4337140, 4600885, 4987711, 9201770, 9975422, 18403540, 19950844, 21164071, 24938555, 34046549, 42328142, 49877110, 68093098, 84656284, 99754220, 105820355, 136186196, 170232745, 211640710, 340465490, 423281420, 680930980, 783070627, 1566141254, 3132282508, 3915353135, 7830706270, 15661412540]

約数ペア:

[(1, 15661412540), (2, 7830706270), (4, 3915353135), (5, 3132282508), (10, 1566141254), (20, 783070627), (23, 680930980), (37, 423281420), (46, 340465490), (74, 211640710), (92, 170232745), (115, 136186196), (148, 105820355), (157, 99754220), (185, 84656284), (230, 68093098), (314, 49877110), (370, 42328142), (460, 34046549), (628, 24938555), (740, 21164071), (785, 19950844), (851, 18403540), (1570, 9975422), (1702, 9201770), (3140, 4987711), (3404, 4600885), (3611, 4337140), (4255, 3680708), (5809, 2696060), (5861, 2672140), (7222, 2168570), (8510, 1840354), (11618, 1348030), (11722, 1336070), (14444, 1084285), (17020, 920177), (18055, 867428), (23236, 674015), (23444, 668035), (29045, 539212), (29305, 534428), (36110, 433714), (58090, 269606), (58610, 267214), (72220, 216857), (116180, 134803), (117220, 133607)]