70420840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 203558400

約数和(自身を除く): 133137560

約数列:

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

約数ペア:

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