256928760

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 956545200

約数和(自身を除く): 699616440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 89, 90, 99, 108, 110, 120, 132, 135, 162, 165, 178, 180, 198, 216, 220, 243, 264, 267, 270, 297, 324, 330, 356, 360, 396, 405, 440, 445, 486, 495, 534, 540, 594, 648, 660, 712, 729, 792, 801, 810, 890, 891, 972, 979, 990, 1068, 1080, 1188, 1215, 1320, 1335, 1458, 1485, 1602, 1620, 1780, 1782, 1944, 1958, 1980, 2136, 2187, 2376, 2403, 2430, 2670, 2673, 2916, 2937, 2970, 3204, 3240, 3560, 3564, 3645, 3916, 3960, 4005, 4374, 4455, 4806, 4860, 4895, 5340, 5346, 5832, 5874, 5940, 6408, 6561, 7128, 7209, 7290, 7832, 8010, 8019, 8748, 8811, 8910, 9612, 9720, 9790, 10680, 10692, 10935, 11748, 11880, 12015, 13122, 13365, 14418, 14580, 14685, 16020, 16038, 17496, 17622, 17820, 19224, 19580, 21384, 21627, 21870, 23496, 24030, 24057, 26244, 26433, 26730, 28836, 29160, 29370, 32040, 32076, 32805, 35244, 35640, 36045, 39160, 40095, 43254, 43740, 44055, 48060, 48114, 52488, 52866, 53460, 57672, 58740, 64152, 64881, 65610, 70488, 72090, 72171, 79299, 80190, 86508, 87480, 88110, 96120, 96228, 105732, 106920, 108135, 117480, 120285, 129762, 131220, 132165, 144180, 144342, 158598, 160380, 173016, 176220, 192456, 194643, 211464, 216270, 237897, 240570, 259524, 262440, 264330, 288360, 288684, 317196, 320760, 324405, 352440, 360855, 389286, 396495, 432540, 475794, 481140, 519048, 528660, 577368, 583929, 634392, 648810, 713691, 721710, 778572, 792990, 865080, 951588, 962280, 973215, 1057320, 1167858, 1189485, 1297620, 1427382, 1443420, 1557144, 1585980, 1903176, 1946430, 2141073, 2335716, 2378970, 2595240, 2854764, 2886840, 2919645, 3171960, 3568455, 3892860, 4282146, 4671432, 4757940, 5709528, 5839290, 6423219, 7136910, 7785720, 8564292, 9515880, 10705365, 11678580, 12846438, 14273820, 17128584, 21410730, 23357160, 25692876, 28547640, 32116095, 42821460, 51385752, 64232190, 85642920, 128464380, 256928760]

約数ペア:

[(1, 256928760), (2, 128464380), (3, 85642920), (4, 64232190), (5, 51385752), (6, 42821460), (8, 32116095), (9, 28547640), (10, 25692876), (11, 23357160), (12, 21410730), (15, 17128584), (18, 14273820), (20, 12846438), (22, 11678580), (24, 10705365), (27, 9515880), (30, 8564292), (33, 7785720), (36, 7136910), (40, 6423219), (44, 5839290), (45, 5709528), (54, 4757940), (55, 4671432), (60, 4282146), (66, 3892860), (72, 3568455), (81, 3171960), (88, 2919645), (89, 2886840), (90, 2854764), (99, 2595240), (108, 2378970), (110, 2335716), (120, 2141073), (132, 1946430), (135, 1903176), (162, 1585980), (165, 1557144), (178, 1443420), (180, 1427382), (198, 1297620), (216, 1189485), (220, 1167858), (243, 1057320), (264, 973215), (267, 962280), (270, 951588), (297, 865080), (324, 792990), (330, 778572), (356, 721710), (360, 713691), (396, 648810), (405, 634392), (440, 583929), (445, 577368), (486, 528660), (495, 519048), (534, 481140), (540, 475794), (594, 432540), (648, 396495), (660, 389286), (712, 360855), (729, 352440), (792, 324405), (801, 320760), (810, 317196), (890, 288684), (891, 288360), (972, 264330), (979, 262440), (990, 259524), (1068, 240570), (1080, 237897), (1188, 216270), (1215, 211464), (1320, 194643), (1335, 192456), (1458, 176220), (1485, 173016), (1602, 160380), (1620, 158598), (1780, 144342), (1782, 144180), (1944, 132165), (1958, 131220), (1980, 129762), (2136, 120285), (2187, 117480), (2376, 108135), (2403, 106920), (2430, 105732), (2670, 96228), (2673, 96120), (2916, 88110), (2937, 87480), (2970, 86508), (3204, 80190), (3240, 79299), (3560, 72171), (3564, 72090), (3645, 70488), (3916, 65610), (3960, 64881), (4005, 64152), (4374, 58740), (4455, 57672), (4806, 53460), (4860, 52866), (4895, 52488), (5340, 48114), (5346, 48060), (5832, 44055), (5874, 43740), (5940, 43254), (6408, 40095), (6561, 39160), (7128, 36045), (7209, 35640), (7290, 35244), (7832, 32805), (8010, 32076), (8019, 32040), (8748, 29370), (8811, 29160), (8910, 28836), (9612, 26730), (9720, 26433), (9790, 26244), (10680, 24057), (10692, 24030), (10935, 23496), (11748, 21870), (11880, 21627), (12015, 21384), (13122, 19580), (13365, 19224), (14418, 17820), (14580, 17622), (14685, 17496), (16020, 16038)]