340985120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 288

約数和(自身を含む): 1025934336

約数和(自身を除く): 684949216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 49, 56, 61, 62, 70, 80, 92, 98, 112, 115, 122, 124, 140, 155, 160, 161, 184, 196, 217, 224, 230, 244, 245, 248, 280, 305, 310, 322, 368, 392, 427, 434, 460, 488, 490, 496, 560, 610, 620, 644, 713, 736, 784, 805, 854, 868, 920, 976, 980, 992, 1085, 1120, 1127, 1220, 1240, 1288, 1403, 1426, 1519, 1568, 1610, 1708, 1736, 1840, 1891, 1952, 1960, 2135, 2170, 2254, 2440, 2480, 2576, 2806, 2852, 2989, 3038, 3220, 3416, 3472, 3565, 3680, 3782, 3920, 4270, 4340, 4508, 4880, 4960, 4991, 5152, 5612, 5635, 5704, 5978, 6076, 6440, 6832, 6944, 7015, 7130, 7564, 7595, 7840, 8540, 8680, 9016, 9455, 9760, 9821, 9982, 11224, 11270, 11408, 11956, 12152, 12880, 13237, 13664, 14030, 14260, 14945, 15128, 15190, 17080, 17360, 18032, 18910, 19642, 19964, 22448, 22540, 22816, 23912, 24304, 24955, 25760, 26474, 28060, 28520, 29890, 30256, 30380, 34160, 34720, 34937, 36064, 37820, 39284, 39928, 43493, 44896, 45080, 47824, 48608, 49105, 49910, 52948, 56120, 57040, 59780, 60512, 60760, 66185, 68320, 68747, 69874, 75640, 78568, 79856, 86986, 90160, 92659, 95648, 98210, 99820, 105896, 112240, 114080, 119560, 121520, 132370, 137494, 139748, 151280, 157136, 159712, 173972, 174685, 180320, 185318, 196420, 199640, 211792, 217465, 224480, 239120, 243040, 264740, 274988, 279496, 302560, 304451, 314272, 343735, 347944, 349370, 370636, 392840, 399280, 423584, 434930, 463295, 478240, 529480, 549976, 558992, 608902, 687470, 695888, 698740, 741272, 785680, 798560, 869860, 926590, 1058960, 1099952, 1117984, 1217804, 1374940, 1391776, 1397480, 1482544, 1522255, 1571360, 1739720, 1853180, 2117920, 2131157, 2199904, 2435608, 2749880, 2794960, 2965088, 3044510, 3479440, 3706360, 4262314, 4871216, 5499760, 5589920, 6089020, 6958880, 7412720, 8524628, 9742432, 10655785, 10999520, 12178040, 14825440, 17049256, 21311570, 24356080, 34098512, 42623140, 48712160, 68197024, 85246280, 170492560, 340985120]

約数ペア:

[(1, 340985120), (2, 170492560), (4, 85246280), (5, 68197024), (7, 48712160), (8, 42623140), (10, 34098512), (14, 24356080), (16, 21311570), (20, 17049256), (23, 14825440), (28, 12178040), (31, 10999520), (32, 10655785), (35, 9742432), (40, 8524628), (46, 7412720), (49, 6958880), (56, 6089020), (61, 5589920), (62, 5499760), (70, 4871216), (80, 4262314), (92, 3706360), (98, 3479440), (112, 3044510), (115, 2965088), (122, 2794960), (124, 2749880), (140, 2435608), (155, 2199904), (160, 2131157), (161, 2117920), (184, 1853180), (196, 1739720), (217, 1571360), (224, 1522255), (230, 1482544), (244, 1397480), (245, 1391776), (248, 1374940), (280, 1217804), (305, 1117984), (310, 1099952), (322, 1058960), (368, 926590), (392, 869860), (427, 798560), (434, 785680), (460, 741272), (488, 698740), (490, 695888), (496, 687470), (560, 608902), (610, 558992), (620, 549976), (644, 529480), (713, 478240), (736, 463295), (784, 434930), (805, 423584), (854, 399280), (868, 392840), (920, 370636), (976, 349370), (980, 347944), (992, 343735), (1085, 314272), (1120, 304451), (1127, 302560), (1220, 279496), (1240, 274988), (1288, 264740), (1403, 243040), (1426, 239120), (1519, 224480), (1568, 217465), (1610, 211792), (1708, 199640), (1736, 196420), (1840, 185318), (1891, 180320), (1952, 174685), (1960, 173972), (2135, 159712), (2170, 157136), (2254, 151280), (2440, 139748), (2480, 137494), (2576, 132370), (2806, 121520), (2852, 119560), (2989, 114080), (3038, 112240), (3220, 105896), (3416, 99820), (3472, 98210), (3565, 95648), (3680, 92659), (3782, 90160), (3920, 86986), (4270, 79856), (4340, 78568), (4508, 75640), (4880, 69874), (4960, 68747), (4991, 68320), (5152, 66185), (5612, 60760), (5635, 60512), (5704, 59780), (5978, 57040), (6076, 56120), (6440, 52948), (6832, 49910), (6944, 49105), (7015, 48608), (7130, 47824), (7564, 45080), (7595, 44896), (7840, 43493), (8540, 39928), (8680, 39284), (9016, 37820), (9455, 36064), (9760, 34937), (9821, 34720), (9982, 34160), (11224, 30380), (11270, 30256), (11408, 29890), (11956, 28520), (12152, 28060), (12880, 26474), (13237, 25760), (13664, 24955), (14030, 24304), (14260, 23912), (14945, 22816), (15128, 22540), (15190, 22448), (17080, 19964), (17360, 19642), (18032, 18910)]