917657520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1493}}^1$

素因数の和:1719

約数の個数: 160

約数和(自身を含む): 3081177792

約数和(自身を除く): 2163520272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 197, 208, 240, 260, 312, 390, 394, 520, 591, 624, 780, 788, 985, 1040, 1182, 1493, 1560, 1576, 1970, 2364, 2561, 2955, 2986, 3120, 3152, 3940, 4479, 4728, 5122, 5910, 5972, 7465, 7683, 7880, 8958, 9456, 10244, 11820, 11944, 12805, 14930, 15366, 15760, 17916, 19409, 20488, 22395, 23640, 23888, 25610, 29860, 30732, 35832, 38415, 38818, 40976, 44790, 47280, 51220, 58227, 59720, 61464, 71664, 76830, 77636, 89580, 97045, 102440, 116454, 119440, 122928, 153660, 155272, 179160, 194090, 204880, 232908, 291135, 294121, 307320, 310544, 358320, 388180, 465816, 582270, 588242, 614640, 776360, 882363, 931632, 1164540, 1176484, 1470605, 1552720, 1764726, 2329080, 2352968, 2941210, 3529452, 3823573, 4411815, 4658160, 4705936, 5882420, 7058904, 7647146, 8823630, 11470719, 11764840, 14117808, 15294292, 17647260, 19117865, 22941438, 23529680, 30588584, 35294520, 38235730, 45882876, 57353595, 61177168, 70589040, 76471460, 91765752, 114707190, 152942920, 183531504, 229414380, 305885840, 458828760, 917657520]

約数ペア:

[(1, 917657520), (2, 458828760), (3, 305885840), (4, 229414380), (5, 183531504), (6, 152942920), (8, 114707190), (10, 91765752), (12, 76471460), (13, 70589040), (15, 61177168), (16, 57353595), (20, 45882876), (24, 38235730), (26, 35294520), (30, 30588584), (39, 23529680), (40, 22941438), (48, 19117865), (52, 17647260), (60, 15294292), (65, 14117808), (78, 11764840), (80, 11470719), (104, 8823630), (120, 7647146), (130, 7058904), (156, 5882420), (195, 4705936), (197, 4658160), (208, 4411815), (240, 3823573), (260, 3529452), (312, 2941210), (390, 2352968), (394, 2329080), (520, 1764726), (591, 1552720), (624, 1470605), (780, 1176484), (788, 1164540), (985, 931632), (1040, 882363), (1182, 776360), (1493, 614640), (1560, 588242), (1576, 582270), (1970, 465816), (2364, 388180), (2561, 358320), (2955, 310544), (2986, 307320), (3120, 294121), (3152, 291135), (3940, 232908), (4479, 204880), (4728, 194090), (5122, 179160), (5910, 155272), (5972, 153660), (7465, 122928), (7683, 119440), (7880, 116454), (8958, 102440), (9456, 97045), (10244, 89580), (11820, 77636), (11944, 76830), (12805, 71664), (14930, 61464), (15366, 59720), (15760, 58227), (17916, 51220), (19409, 47280), (20488, 44790), (22395, 40976), (23640, 38818), (23888, 38415), (25610, 35832), (29860, 30732)]