245555640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1051}}^1$

素因数の和:1138

約数の個数: 192

約数和(自身を含む): 886204800

約数和(自身を除く): 640649160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 59, 60, 66, 72, 88, 90, 99, 110, 118, 120, 132, 165, 177, 180, 198, 220, 236, 264, 295, 330, 354, 360, 396, 440, 472, 495, 531, 590, 649, 660, 708, 792, 885, 990, 1051, 1062, 1180, 1298, 1320, 1416, 1770, 1947, 1980, 2102, 2124, 2360, 2596, 2655, 3153, 3245, 3540, 3894, 3960, 4204, 4248, 5192, 5255, 5310, 5841, 6306, 6490, 7080, 7788, 8408, 9459, 9735, 10510, 10620, 11561, 11682, 12612, 12980, 15576, 15765, 18918, 19470, 21020, 21240, 23122, 23364, 25224, 25960, 29205, 31530, 34683, 37836, 38940, 42040, 46244, 46728, 47295, 57805, 58410, 62009, 63060, 69366, 75672, 77880, 92488, 94590, 104049, 115610, 116820, 124018, 126120, 138732, 173415, 186027, 189180, 208098, 231220, 233640, 248036, 277464, 310045, 346830, 372054, 378360, 416196, 462440, 496072, 520245, 558081, 620090, 682099, 693660, 744108, 832392, 930135, 1040490, 1116162, 1240180, 1364198, 1387320, 1488216, 1860270, 2046297, 2080980, 2232324, 2480360, 2728396, 2790405, 3410495, 3720540, 4092594, 4161960, 4464648, 5456792, 5580810, 6138891, 6820990, 7441080, 8185188, 10231485, 11161620, 12277782, 13641980, 16370376, 20462970, 22323240, 24555564, 27283960, 30694455, 40925940, 49111128, 61388910, 81851880, 122777820, 245555640]

約数ペア:

[(1, 245555640), (2, 122777820), (3, 81851880), (4, 61388910), (5, 49111128), (6, 40925940), (8, 30694455), (9, 27283960), (10, 24555564), (11, 22323240), (12, 20462970), (15, 16370376), (18, 13641980), (20, 12277782), (22, 11161620), (24, 10231485), (30, 8185188), (33, 7441080), (36, 6820990), (40, 6138891), (44, 5580810), (45, 5456792), (55, 4464648), (59, 4161960), (60, 4092594), (66, 3720540), (72, 3410495), (88, 2790405), (90, 2728396), (99, 2480360), (110, 2232324), (118, 2080980), (120, 2046297), (132, 1860270), (165, 1488216), (177, 1387320), (180, 1364198), (198, 1240180), (220, 1116162), (236, 1040490), (264, 930135), (295, 832392), (330, 744108), (354, 693660), (360, 682099), (396, 620090), (440, 558081), (472, 520245), (495, 496072), (531, 462440), (590, 416196), (649, 378360), (660, 372054), (708, 346830), (792, 310045), (885, 277464), (990, 248036), (1051, 233640), (1062, 231220), (1180, 208098), (1298, 189180), (1320, 186027), (1416, 173415), (1770, 138732), (1947, 126120), (1980, 124018), (2102, 116820), (2124, 115610), (2360, 104049), (2596, 94590), (2655, 92488), (3153, 77880), (3245, 75672), (3540, 69366), (3894, 63060), (3960, 62009), (4204, 58410), (4248, 57805), (5192, 47295), (5255, 46728), (5310, 46244), (5841, 42040), (6306, 38940), (6490, 37836), (7080, 34683), (7788, 31530), (8408, 29205), (9459, 25960), (9735, 25224), (10510, 23364), (10620, 23122), (11561, 21240), (11682, 21020), (12612, 19470), (12980, 18918), (15576, 15765)]