1680019560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1231}}^1$

素因数の和:1488

約数の個数: 192

約数和(自身を含む): 5811886080

約数和(自身を除く): 4131866520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 223, 255, 306, 340, 360, 408, 446, 510, 612, 669, 680, 765, 892, 1020, 1115, 1224, 1231, 1338, 1530, 1784, 2007, 2040, 2230, 2462, 2676, 3060, 3345, 3693, 3791, 4014, 4460, 4924, 5352, 6120, 6155, 6690, 7386, 7582, 8028, 8920, 9848, 10035, 11079, 11373, 12310, 13380, 14772, 15164, 16056, 18465, 18955, 20070, 20927, 22158, 22746, 24620, 26760, 29544, 30328, 34119, 36930, 37910, 40140, 41854, 44316, 45492, 49240, 55395, 56865, 62781, 68238, 73860, 75820, 80280, 83708, 88632, 90984, 104635, 110790, 113730, 125562, 136476, 147720, 151640, 167416, 170595, 188343, 209270, 221580, 227460, 251124, 272952, 274513, 313905, 341190, 376686, 418540, 443160, 454920, 502248, 549026, 627810, 682380, 753372, 823539, 837080, 941715, 1098052, 1255620, 1364760, 1372565, 1506744, 1647078, 1883430, 2196104, 2470617, 2511240, 2745130, 3294156, 3766860, 4117695, 4666721, 4941234, 5490260, 6588312, 7533720, 8235390, 9333442, 9882468, 10980520, 12353085, 14000163, 16470780, 18666884, 19764936, 23333605, 24706170, 28000326, 32941560, 37333768, 42000489, 46667210, 49412340, 56000652, 70000815, 84000978, 93334420, 98824680, 112001304, 140001630, 168001956, 186668840, 210002445, 280003260, 336003912, 420004890, 560006520, 840009780, 1680019560]

約数ペア:

[(1, 1680019560), (2, 840009780), (3, 560006520), (4, 420004890), (5, 336003912), (6, 280003260), (8, 210002445), (9, 186668840), (10, 168001956), (12, 140001630), (15, 112001304), (17, 98824680), (18, 93334420), (20, 84000978), (24, 70000815), (30, 56000652), (34, 49412340), (36, 46667210), (40, 42000489), (45, 37333768), (51, 32941560), (60, 28000326), (68, 24706170), (72, 23333605), (85, 19764936), (90, 18666884), (102, 16470780), (120, 14000163), (136, 12353085), (153, 10980520), (170, 9882468), (180, 9333442), (204, 8235390), (223, 7533720), (255, 6588312), (306, 5490260), (340, 4941234), (360, 4666721), (408, 4117695), (446, 3766860), (510, 3294156), (612, 2745130), (669, 2511240), (680, 2470617), (765, 2196104), (892, 1883430), (1020, 1647078), (1115, 1506744), (1224, 1372565), (1231, 1364760), (1338, 1255620), (1530, 1098052), (1784, 941715), (2007, 837080), (2040, 823539), (2230, 753372), (2462, 682380), (2676, 627810), (3060, 549026), (3345, 502248), (3693, 454920), (3791, 443160), (4014, 418540), (4460, 376686), (4924, 341190), (5352, 313905), (6120, 274513), (6155, 272952), (6690, 251124), (7386, 227460), (7582, 221580), (8028, 209270), (8920, 188343), (9848, 170595), (10035, 167416), (11079, 151640), (11373, 147720), (12310, 136476), (13380, 125562), (14772, 113730), (15164, 110790), (16056, 104635), (18465, 90984), (18955, 88632), (20070, 83708), (20927, 80280), (22158, 75820), (22746, 73860), (24620, 68238), (26760, 62781), (29544, 56865), (30328, 55395), (34119, 49240), (36930, 45492), (37910, 44316), (40140, 41854)]