140841680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 240

約数和(自身を含む): 420687360

約数和(自身を除く): 279845680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 61, 62, 70, 76, 80, 95, 98, 112, 122, 124, 133, 140, 152, 155, 190, 196, 217, 244, 245, 248, 266, 280, 304, 305, 310, 380, 392, 427, 434, 488, 490, 496, 532, 560, 589, 610, 620, 665, 760, 784, 854, 868, 931, 976, 980, 1064, 1085, 1159, 1178, 1220, 1240, 1330, 1519, 1520, 1708, 1736, 1862, 1891, 1960, 2128, 2135, 2170, 2318, 2356, 2440, 2480, 2660, 2945, 2989, 3038, 3416, 3472, 3724, 3782, 3920, 4123, 4270, 4340, 4636, 4655, 4712, 4880, 5320, 5795, 5890, 5978, 6076, 6832, 7448, 7564, 7595, 8113, 8246, 8540, 8680, 9272, 9310, 9424, 9455, 10640, 11590, 11780, 11956, 12152, 13237, 14896, 14945, 15128, 15190, 16226, 16492, 17080, 17360, 18544, 18620, 18910, 20615, 23180, 23560, 23912, 24304, 26474, 28861, 29890, 30256, 30380, 32452, 32984, 34160, 35929, 37240, 37820, 40565, 41230, 46360, 47120, 47824, 52948, 56791, 57722, 59780, 60760, 64904, 65968, 66185, 71858, 74480, 75640, 81130, 82460, 92659, 92720, 105896, 113582, 115444, 119560, 121520, 129808, 132370, 143716, 144305, 151280, 162260, 164920, 179645, 185318, 211792, 227164, 230888, 239120, 251503, 264740, 283955, 287432, 288610, 324520, 329840, 359290, 370636, 454328, 461776, 463295, 503006, 529480, 567910, 574864, 577220, 649040, 718580, 741272, 908656, 926590, 1006012, 1058960, 1135820, 1154440, 1257515, 1437160, 1482544, 1760521, 1853180, 2012024, 2271640, 2308880, 2515030, 2874320, 3521042, 3706360, 4024048, 4543280, 5030060, 7042084, 7412720, 8802605, 10060120, 14084168, 17605210, 20120240, 28168336, 35210420, 70420840, 140841680]

約数ペア:

[(1, 140841680), (2, 70420840), (4, 35210420), (5, 28168336), (7, 20120240), (8, 17605210), (10, 14084168), (14, 10060120), (16, 8802605), (19, 7412720), (20, 7042084), (28, 5030060), (31, 4543280), (35, 4024048), (38, 3706360), (40, 3521042), (49, 2874320), (56, 2515030), (61, 2308880), (62, 2271640), (70, 2012024), (76, 1853180), (80, 1760521), (95, 1482544), (98, 1437160), (112, 1257515), (122, 1154440), (124, 1135820), (133, 1058960), (140, 1006012), (152, 926590), (155, 908656), (190, 741272), (196, 718580), (217, 649040), (244, 577220), (245, 574864), (248, 567910), (266, 529480), (280, 503006), (304, 463295), (305, 461776), (310, 454328), (380, 370636), (392, 359290), (427, 329840), (434, 324520), (488, 288610), (490, 287432), (496, 283955), (532, 264740), (560, 251503), (589, 239120), (610, 230888), (620, 227164), (665, 211792), (760, 185318), (784, 179645), (854, 164920), (868, 162260), (931, 151280), (976, 144305), (980, 143716), (1064, 132370), (1085, 129808), (1159, 121520), (1178, 119560), (1220, 115444), (1240, 113582), (1330, 105896), (1519, 92720), (1520, 92659), (1708, 82460), (1736, 81130), (1862, 75640), (1891, 74480), (1960, 71858), (2128, 66185), (2135, 65968), (2170, 64904), (2318, 60760), (2356, 59780), (2440, 57722), (2480, 56791), (2660, 52948), (2945, 47824), (2989, 47120), (3038, 46360), (3416, 41230), (3472, 40565), (3724, 37820), (3782, 37240), (3920, 35929), (4123, 34160), (4270, 32984), (4340, 32452), (4636, 30380), (4655, 30256), (4712, 29890), (4880, 28861), (5320, 26474), (5795, 24304), (5890, 23912), (5978, 23560), (6076, 23180), (6832, 20615), (7448, 18910), (7564, 18620), (7595, 18544), (8113, 17360), (8246, 17080), (8540, 16492), (8680, 16226), (9272, 15190), (9310, 15128), (9424, 14945), (9455, 14896), (10640, 13237), (11590, 12152), (11780, 11956)]