266539242640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{10133}}^1$

素因数の和:10649

約数の個数: 160

約数和(自身を含む): 687258369792

約数和(自身を除く): 420719127152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 421, 440, 568, 710, 781, 842, 880, 1136, 1420, 1562, 1684, 2105, 2840, 3124, 3368, 3905, 4210, 4631, 5680, 6248, 6736, 7810, 8420, 9262, 10133, 12496, 15620, 16840, 18524, 20266, 23155, 29891, 31240, 33680, 37048, 40532, 46310, 50665, 59782, 62480, 74096, 81064, 92620, 101330, 111463, 119564, 149455, 162128, 185240, 202660, 222926, 239128, 298910, 328801, 370480, 405320, 445852, 478256, 557315, 597820, 657602, 719443, 810640, 891704, 1114630, 1195640, 1315204, 1438886, 1644005, 1783408, 2229260, 2391280, 2630408, 2877772, 3288010, 3597215, 4265993, 4458520, 5260816, 5755544, 6576020, 7194430, 7913873, 8531986, 8917040, 11511088, 13152040, 14388860, 15827746, 17063972, 21329965, 26304080, 28777720, 31655492, 34127944, 39569365, 42659930, 46925923, 57555440, 63310984, 68255888, 79138730, 85319860, 93851846, 126621968, 158277460, 170639720, 187703692, 234629615, 302885503, 316554920, 341279440, 375407384, 469259230, 605771006, 633109840, 750814768, 938518460, 1211542012, 1514427515, 1877036920, 2423084024, 3028855030, 3331740533, 3754073840, 4846168048, 6057710060, 6663481066, 12115420120, 13326962132, 16658702665, 24230840240, 26653924264, 33317405330, 53307848528, 66634810660, 133269621320, 266539242640]

約数ペア:

[(1, 266539242640), (2, 133269621320), (4, 66634810660), (5, 53307848528), (8, 33317405330), (10, 26653924264), (11, 24230840240), (16, 16658702665), (20, 13326962132), (22, 12115420120), (40, 6663481066), (44, 6057710060), (55, 4846168048), (71, 3754073840), (80, 3331740533), (88, 3028855030), (110, 2423084024), (142, 1877036920), (176, 1514427515), (220, 1211542012), (284, 938518460), (355, 750814768), (421, 633109840), (440, 605771006), (568, 469259230), (710, 375407384), (781, 341279440), (842, 316554920), (880, 302885503), (1136, 234629615), (1420, 187703692), (1562, 170639720), (1684, 158277460), (2105, 126621968), (2840, 93851846), (3124, 85319860), (3368, 79138730), (3905, 68255888), (4210, 63310984), (4631, 57555440), (5680, 46925923), (6248, 42659930), (6736, 39569365), (7810, 34127944), (8420, 31655492), (9262, 28777720), (10133, 26304080), (12496, 21329965), (15620, 17063972), (16840, 15827746), (18524, 14388860), (20266, 13152040), (23155, 11511088), (29891, 8917040), (31240, 8531986), (33680, 7913873), (37048, 7194430), (40532, 6576020), (46310, 5755544), (50665, 5260816), (59782, 4458520), (62480, 4265993), (74096, 3597215), (81064, 3288010), (92620, 2877772), (101330, 2630408), (111463, 2391280), (119564, 2229260), (149455, 1783408), (162128, 1644005), (185240, 1438886), (202660, 1315204), (222926, 1195640), (239128, 1114630), (298910, 891704), (328801, 810640), (370480, 719443), (405320, 657602), (445852, 597820), (478256, 557315)]