28547640

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 106239600

約数和(自身を除く): 77691960

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, 2376, 2403, 2430, 2670, 2673, 2916, 2937, 2970, 3204, 3240, 3560, 3564, 3645, 3916, 3960, 4005, 4455, 4806, 4860, 4895, 5340, 5346, 5832, 5874, 5940, 6408, 7128, 7209, 7290, 7832, 8010, 8019, 8811, 8910, 9612, 9720, 9790, 10680, 10692, 11748, 11880, 12015, 13365, 14418, 14580, 14685, 16020, 16038, 17622, 17820, 19224, 19580, 21384, 21627, 23496, 24030, 26433, 26730, 28836, 29160, 29370, 32040, 32076, 35244, 35640, 36045, 39160, 40095, 43254, 44055, 48060, 52866, 53460, 57672, 58740, 64152, 64881, 70488, 72090, 79299, 80190, 86508, 88110, 96120, 105732, 106920, 108135, 117480, 129762, 132165, 144180, 158598, 160380, 173016, 176220, 211464, 216270, 237897, 259524, 264330, 288360, 317196, 320760, 324405, 352440, 396495, 432540, 475794, 519048, 528660, 634392, 648810, 713691, 792990, 865080, 951588, 1057320, 1189485, 1297620, 1427382, 1585980, 1903176, 2378970, 2595240, 2854764, 3171960, 3568455, 4757940, 5709528, 7136910, 9515880, 14273820, 28547640]

約数ペア:

[(1, 28547640), (2, 14273820), (3, 9515880), (4, 7136910), (5, 5709528), (6, 4757940), (8, 3568455), (9, 3171960), (10, 2854764), (11, 2595240), (12, 2378970), (15, 1903176), (18, 1585980), (20, 1427382), (22, 1297620), (24, 1189485), (27, 1057320), (30, 951588), (33, 865080), (36, 792990), (40, 713691), (44, 648810), (45, 634392), (54, 528660), (55, 519048), (60, 475794), (66, 432540), (72, 396495), (81, 352440), (88, 324405), (89, 320760), (90, 317196), (99, 288360), (108, 264330), (110, 259524), (120, 237897), (132, 216270), (135, 211464), (162, 176220), (165, 173016), (178, 160380), (180, 158598), (198, 144180), (216, 132165), (220, 129762), (243, 117480), (264, 108135), (267, 106920), (270, 105732), (297, 96120), (324, 88110), (330, 86508), (356, 80190), (360, 79299), (396, 72090), (405, 70488), (440, 64881), (445, 64152), (486, 58740), (495, 57672), (534, 53460), (540, 52866), (594, 48060), (648, 44055), (660, 43254), (712, 40095), (729, 39160), (792, 36045), (801, 35640), (810, 35244), (890, 32076), (891, 32040), (972, 29370), (979, 29160), (990, 28836), (1068, 26730), (1080, 26433), (1188, 24030), (1215, 23496), (1320, 21627), (1335, 21384), (1458, 19580), (1485, 19224), (1602, 17820), (1620, 17622), (1780, 16038), (1782, 16020), (1944, 14685), (1958, 14580), (1980, 14418), (2136, 13365), (2376, 12015), (2403, 11880), (2430, 11748), (2670, 10692), (2673, 10680), (2916, 9790), (2937, 9720), (2970, 9612), (3204, 8910), (3240, 8811), (3560, 8019), (3564, 8010), (3645, 7832), (3916, 7290), (3960, 7209), (4005, 7128), (4455, 6408), (4806, 5940), (4860, 5874), (4895, 5832), (5340, 5346)]