1305340680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:644

約数の個数: 256

約数和(自身を含む): 4653158400

約数和(自身を除く): 3347817720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 71, 84, 86, 105, 120, 129, 140, 142, 168, 172, 210, 213, 215, 258, 280, 284, 301, 344, 355, 420, 426, 430, 497, 509, 516, 568, 602, 645, 710, 840, 852, 860, 903, 994, 1018, 1032, 1065, 1204, 1290, 1420, 1491, 1505, 1527, 1704, 1720, 1806, 1988, 2036, 2130, 2408, 2485, 2545, 2580, 2840, 2982, 3010, 3053, 3054, 3563, 3612, 3976, 4072, 4260, 4515, 4970, 5090, 5160, 5964, 6020, 6106, 6108, 7126, 7224, 7455, 7635, 8520, 9030, 9159, 9940, 10180, 10689, 11928, 12040, 12212, 12216, 14252, 14910, 15265, 15270, 17815, 18060, 18318, 19880, 20360, 21371, 21378, 21887, 24424, 28504, 29820, 30530, 30540, 35630, 36120, 36139, 36636, 42742, 42756, 43774, 45795, 53445, 59640, 61060, 61080, 64113, 65661, 71260, 72278, 73272, 85484, 85512, 87548, 91590, 106855, 106890, 108417, 109435, 122120, 128226, 131322, 142520, 144556, 153209, 170968, 175096, 180695, 183180, 213710, 213780, 216834, 218870, 252973, 256452, 262644, 289112, 306418, 320565, 328305, 361390, 366360, 427420, 427560, 433668, 437740, 459627, 505946, 512904, 525288, 542085, 612836, 641130, 656610, 722780, 758919, 766045, 854840, 867336, 875480, 919254, 1011892, 1084170, 1225672, 1264865, 1282260, 1313220, 1445560, 1517838, 1532090, 1553977, 1838508, 2023784, 2168340, 2298135, 2529730, 2564520, 2626440, 3035676, 3064180, 3107954, 3677016, 3794595, 4336680, 4596270, 4661931, 5059460, 6071352, 6128360, 6215908, 7589190, 7769885, 9192540, 9323862, 10118920, 10877839, 12431816, 15178380, 15539770, 18385080, 18647724, 21755678, 23309655, 30356760, 31079540, 32633517, 37295448, 43511356, 46619310, 54389195, 62159080, 65267034, 87022712, 93238620, 108778390, 130534068, 163167585, 186477240, 217556780, 261068136, 326335170, 435113560, 652670340, 1305340680]

約数ペア:

[(1, 1305340680), (2, 652670340), (3, 435113560), (4, 326335170), (5, 261068136), (6, 217556780), (7, 186477240), (8, 163167585), (10, 130534068), (12, 108778390), (14, 93238620), (15, 87022712), (20, 65267034), (21, 62159080), (24, 54389195), (28, 46619310), (30, 43511356), (35, 37295448), (40, 32633517), (42, 31079540), (43, 30356760), (56, 23309655), (60, 21755678), (70, 18647724), (71, 18385080), (84, 15539770), (86, 15178380), (105, 12431816), (120, 10877839), (129, 10118920), (140, 9323862), (142, 9192540), (168, 7769885), (172, 7589190), (210, 6215908), (213, 6128360), (215, 6071352), (258, 5059460), (280, 4661931), (284, 4596270), (301, 4336680), (344, 3794595), (355, 3677016), (420, 3107954), (426, 3064180), (430, 3035676), (497, 2626440), (509, 2564520), (516, 2529730), (568, 2298135), (602, 2168340), (645, 2023784), (710, 1838508), (840, 1553977), (852, 1532090), (860, 1517838), (903, 1445560), (994, 1313220), (1018, 1282260), (1032, 1264865), (1065, 1225672), (1204, 1084170), (1290, 1011892), (1420, 919254), (1491, 875480), (1505, 867336), (1527, 854840), (1704, 766045), (1720, 758919), (1806, 722780), (1988, 656610), (2036, 641130), (2130, 612836), (2408, 542085), (2485, 525288), (2545, 512904), (2580, 505946), (2840, 459627), (2982, 437740), (3010, 433668), (3053, 427560), (3054, 427420), (3563, 366360), (3612, 361390), (3976, 328305), (4072, 320565), (4260, 306418), (4515, 289112), (4970, 262644), (5090, 256452), (5160, 252973), (5964, 218870), (6020, 216834), (6106, 213780), (6108, 213710), (7126, 183180), (7224, 180695), (7455, 175096), (7635, 170968), (8520, 153209), (9030, 144556), (9159, 142520), (9940, 131322), (10180, 128226), (10689, 122120), (11928, 109435), (12040, 108417), (12212, 106890), (12216, 106855), (14252, 91590), (14910, 87548), (15265, 85512), (15270, 85484), (17815, 73272), (18060, 72278), (18318, 71260), (19880, 65661), (20360, 64113), (21371, 61080), (21378, 61060), (21887, 59640), (24424, 53445), (28504, 45795), (29820, 43774), (30530, 42756), (30540, 42742), (35630, 36636), (36120, 36139)]