256726800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2199

約数の個数: 240

約数和(自身を含む): 997287360

約数和(自身を除く): 740560560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 48, 50, 54, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 108, 110, 120, 132, 135, 144, 150, 165, 176, 180, 198, 200, 216, 220, 225, 240, 264, 270, 275, 297, 300, 330, 360, 396, 400, 432, 440, 450, 495, 528, 540, 550, 594, 600, 660, 675, 720, 792, 825, 880, 900, 990, 1080, 1100, 1188, 1200, 1320, 1350, 1485, 1584, 1650, 1800, 1980, 2160, 2161, 2200, 2376, 2475, 2640, 2700, 2970, 3300, 3600, 3960, 4322, 4400, 4752, 4950, 5400, 5940, 6483, 6600, 7425, 7920, 8644, 9900, 10800, 10805, 11880, 12966, 13200, 14850, 17288, 19449, 19800, 21610, 23760, 23771, 25932, 29700, 32415, 34576, 38898, 39600, 43220, 47542, 51864, 54025, 58347, 59400, 64830, 71313, 77796, 86440, 95084, 97245, 103728, 108050, 116694, 118800, 118855, 129660, 142626, 155592, 162075, 172880, 190168, 194490, 213939, 216100, 233388, 237710, 259320, 285252, 291735, 311184, 324150, 356565, 380336, 388980, 427878, 432200, 466776, 475420, 486225, 518640, 570504, 583470, 594275, 641817, 648300, 713130, 777960, 855756, 864400, 933552, 950840, 972450, 1069695, 1141008, 1166940, 1188550, 1283634, 1296600, 1426260, 1458675, 1555920, 1711512, 1782825, 1901680, 1944900, 2139390, 2333880, 2377100, 2567268, 2593200, 2852520, 2917350, 3209085, 3423024, 3565650, 3889800, 4278780, 4667760, 4754200, 5134536, 5348475, 5705040, 5834700, 6418170, 7131300, 7779600, 8557560, 9508400, 10269072, 10696950, 11669400, 12836340, 14262600, 16045425, 17115120, 21393900, 23338800, 25672680, 28525200, 32090850, 42787800, 51345360, 64181700, 85575600, 128363400, 256726800]

約数ペア:

[(1, 256726800), (2, 128363400), (3, 85575600), (4, 64181700), (5, 51345360), (6, 42787800), (8, 32090850), (9, 28525200), (10, 25672680), (11, 23338800), (12, 21393900), (15, 17115120), (16, 16045425), (18, 14262600), (20, 12836340), (22, 11669400), (24, 10696950), (25, 10269072), (27, 9508400), (30, 8557560), (33, 7779600), (36, 7131300), (40, 6418170), (44, 5834700), (45, 5705040), (48, 5348475), (50, 5134536), (54, 4754200), (55, 4667760), (60, 4278780), (66, 3889800), (72, 3565650), (75, 3423024), (80, 3209085), (88, 2917350), (90, 2852520), (99, 2593200), (100, 2567268), (108, 2377100), (110, 2333880), (120, 2139390), (132, 1944900), (135, 1901680), (144, 1782825), (150, 1711512), (165, 1555920), (176, 1458675), (180, 1426260), (198, 1296600), (200, 1283634), (216, 1188550), (220, 1166940), (225, 1141008), (240, 1069695), (264, 972450), (270, 950840), (275, 933552), (297, 864400), (300, 855756), (330, 777960), (360, 713130), (396, 648300), (400, 641817), (432, 594275), (440, 583470), (450, 570504), (495, 518640), (528, 486225), (540, 475420), (550, 466776), (594, 432200), (600, 427878), (660, 388980), (675, 380336), (720, 356565), (792, 324150), (825, 311184), (880, 291735), (900, 285252), (990, 259320), (1080, 237710), (1100, 233388), (1188, 216100), (1200, 213939), (1320, 194490), (1350, 190168), (1485, 172880), (1584, 162075), (1650, 155592), (1800, 142626), (1980, 129660), (2160, 118855), (2161, 118800), (2200, 116694), (2376, 108050), (2475, 103728), (2640, 97245), (2700, 95084), (2970, 86440), (3300, 77796), (3600, 71313), (3960, 64830), (4322, 59400), (4400, 58347), (4752, 54025), (4950, 51864), (5400, 47542), (5940, 43220), (6483, 39600), (6600, 38898), (7425, 34576), (7920, 32415), (8644, 29700), (9900, 25932), (10800, 23771), (10805, 23760), (11880, 21610), (12966, 19800), (13200, 19449), (14850, 17288)]