12861793360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{757}}^1$

素因数の和:862

約数の個数: 240

約数和(自身を含む): 35280273168

約数和(自身を除く): 22418479808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 442, 496, 520, 527, 620, 680, 757, 806, 884, 961, 1040, 1054, 1105, 1240, 1360, 1514, 1612, 1768, 1922, 2015, 2108, 2210, 2480, 2635, 3028, 3224, 3536, 3785, 3844, 4030, 4216, 4420, 4805, 5270, 6056, 6448, 6851, 7570, 7688, 8060, 8432, 8840, 9610, 9841, 10540, 12112, 12493, 12869, 13702, 15140, 15376, 16120, 16337, 17680, 19220, 19682, 21080, 23467, 24986, 25738, 27404, 30280, 32240, 32674, 34255, 38440, 39364, 42160, 46934, 49205, 49972, 51476, 54808, 60560, 62465, 64345, 65348, 68510, 76880, 78728, 81685, 93868, 98410, 99944, 102952, 109616, 117335, 124930, 128690, 130696, 137020, 157456, 163370, 167297, 187736, 196820, 199888, 205904, 212381, 234670, 249860, 257380, 261392, 274040, 305071, 326740, 334594, 375472, 393640, 398939, 424762, 469340, 499720, 514760, 548080, 610142, 653480, 669188, 727477, 787280, 797878, 836485, 849524, 938680, 999440, 1029520, 1061905, 1220284, 1306960, 1338376, 1454954, 1525355, 1595756, 1672970, 1699048, 1877360, 1994695, 2123810, 2440568, 2676752, 2909908, 3050710, 3191512, 3345940, 3398096, 3637385, 3989390, 4247620, 4881136, 5186207, 5819816, 6101420, 6383024, 6691880, 7274770, 7978780, 8495240, 9457201, 10372414, 11639632, 12202840, 12367109, 13383760, 14549540, 15957560, 16990480, 18914402, 20744828, 24405680, 24734218, 25931035, 29099080, 31915120, 37828804, 41489656, 47286005, 49468436, 51862070, 58198160, 61835545, 75657608, 82979312, 94572010, 98936872, 103724140, 123671090, 151315216, 160772417, 189144020, 197873744, 207448280, 247342180, 321544834, 378288040, 414896560, 494684360, 643089668, 756576080, 803862085, 989368720, 1286179336, 1607724170, 2572358672, 3215448340, 6430896680, 12861793360]

約数ペア:

[(1, 12861793360), (2, 6430896680), (4, 3215448340), (5, 2572358672), (8, 1607724170), (10, 1286179336), (13, 989368720), (16, 803862085), (17, 756576080), (20, 643089668), (26, 494684360), (31, 414896560), (34, 378288040), (40, 321544834), (52, 247342180), (62, 207448280), (65, 197873744), (68, 189144020), (80, 160772417), (85, 151315216), (104, 123671090), (124, 103724140), (130, 98936872), (136, 94572010), (155, 82979312), (170, 75657608), (208, 61835545), (221, 58198160), (248, 51862070), (260, 49468436), (272, 47286005), (310, 41489656), (340, 37828804), (403, 31915120), (442, 29099080), (496, 25931035), (520, 24734218), (527, 24405680), (620, 20744828), (680, 18914402), (757, 16990480), (806, 15957560), (884, 14549540), (961, 13383760), (1040, 12367109), (1054, 12202840), (1105, 11639632), (1240, 10372414), (1360, 9457201), (1514, 8495240), (1612, 7978780), (1768, 7274770), (1922, 6691880), (2015, 6383024), (2108, 6101420), (2210, 5819816), (2480, 5186207), (2635, 4881136), (3028, 4247620), (3224, 3989390), (3536, 3637385), (3785, 3398096), (3844, 3345940), (4030, 3191512), (4216, 3050710), (4420, 2909908), (4805, 2676752), (5270, 2440568), (6056, 2123810), (6448, 1994695), (6851, 1877360), (7570, 1699048), (7688, 1672970), (8060, 1595756), (8432, 1525355), (8840, 1454954), (9610, 1338376), (9841, 1306960), (10540, 1220284), (12112, 1061905), (12493, 1029520), (12869, 999440), (13702, 938680), (15140, 849524), (15376, 836485), (16120, 797878), (16337, 787280), (17680, 727477), (19220, 669188), (19682, 653480), (21080, 610142), (23467, 548080), (24986, 514760), (25738, 499720), (27404, 469340), (30280, 424762), (32240, 398939), (32674, 393640), (34255, 375472), (38440, 334594), (39364, 326740), (42160, 305071), (46934, 274040), (49205, 261392), (49972, 257380), (51476, 249860), (54808, 234670), (60560, 212381), (62465, 205904), (64345, 199888), (65348, 196820), (68510, 187736), (76880, 167297), (78728, 163370), (81685, 157456), (93868, 137020), (98410, 130696), (99944, 128690), (102952, 124930), (109616, 117335)]