663227640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:1002

約数の個数: 192

約数和(自身を含む): 2260776960

約数和(自身を除く): 1597549320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 67, 72, 90, 93, 120, 124, 134, 155, 180, 186, 201, 248, 268, 279, 310, 335, 360, 372, 402, 465, 536, 558, 603, 620, 670, 744, 804, 887, 930, 1005, 1116, 1206, 1240, 1340, 1395, 1608, 1774, 1860, 2010, 2077, 2232, 2412, 2661, 2680, 2790, 3015, 3548, 3720, 4020, 4154, 4435, 4824, 5322, 5580, 6030, 6231, 7096, 7983, 8040, 8308, 8870, 10385, 10644, 11160, 12060, 12462, 13305, 15966, 16616, 17740, 18693, 20770, 21288, 24120, 24924, 26610, 27497, 31155, 31932, 35480, 37386, 39915, 41540, 49848, 53220, 54994, 59429, 62310, 63864, 74772, 79830, 82491, 83080, 93465, 106440, 109988, 118858, 124620, 137485, 149544, 159660, 164982, 178287, 186930, 219976, 237716, 247473, 249240, 274970, 297145, 319320, 329964, 356574, 373860, 412455, 475432, 494946, 534861, 549940, 594290, 659928, 713148, 747720, 824910, 891435, 989892, 1069722, 1099880, 1188580, 1237365, 1426296, 1649820, 1782870, 1842299, 1979784, 2139444, 2377160, 2474730, 2674305, 3299640, 3565740, 3684598, 4278888, 4949460, 5348610, 5526897, 7131480, 7369196, 9211495, 9898920, 10697220, 11053794, 14738392, 16580691, 18422990, 21394440, 22107588, 27634485, 33161382, 36845980, 44215176, 55268970, 66322764, 73691960, 82903455, 110537940, 132645528, 165806910, 221075880, 331613820, 663227640]

約数ペア:

[(1, 663227640), (2, 331613820), (3, 221075880), (4, 165806910), (5, 132645528), (6, 110537940), (8, 82903455), (9, 73691960), (10, 66322764), (12, 55268970), (15, 44215176), (18, 36845980), (20, 33161382), (24, 27634485), (30, 22107588), (31, 21394440), (36, 18422990), (40, 16580691), (45, 14738392), (60, 11053794), (62, 10697220), (67, 9898920), (72, 9211495), (90, 7369196), (93, 7131480), (120, 5526897), (124, 5348610), (134, 4949460), (155, 4278888), (180, 3684598), (186, 3565740), (201, 3299640), (248, 2674305), (268, 2474730), (279, 2377160), (310, 2139444), (335, 1979784), (360, 1842299), (372, 1782870), (402, 1649820), (465, 1426296), (536, 1237365), (558, 1188580), (603, 1099880), (620, 1069722), (670, 989892), (744, 891435), (804, 824910), (887, 747720), (930, 713148), (1005, 659928), (1116, 594290), (1206, 549940), (1240, 534861), (1340, 494946), (1395, 475432), (1608, 412455), (1774, 373860), (1860, 356574), (2010, 329964), (2077, 319320), (2232, 297145), (2412, 274970), (2661, 249240), (2680, 247473), (2790, 237716), (3015, 219976), (3548, 186930), (3720, 178287), (4020, 164982), (4154, 159660), (4435, 149544), (4824, 137485), (5322, 124620), (5580, 118858), (6030, 109988), (6231, 106440), (7096, 93465), (7983, 83080), (8040, 82491), (8308, 79830), (8870, 74772), (10385, 63864), (10644, 62310), (11160, 59429), (12060, 54994), (12462, 53220), (13305, 49848), (15966, 41540), (16616, 39915), (17740, 37386), (18693, 35480), (20770, 31932), (21288, 31155), (24120, 27497), (24924, 26610)]