189019980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 660441600

約数和(自身を除く): 471421620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 81, 89, 90, 92, 95, 108, 114, 115, 135, 138, 162, 171, 178, 180, 190, 207, 228, 230, 243, 267, 270, 276, 285, 324, 342, 345, 356, 380, 405, 414, 437, 445, 460, 486, 513, 534, 540, 570, 621, 684, 690, 801, 810, 828, 855, 874, 890, 972, 1026, 1035, 1068, 1140, 1215, 1242, 1311, 1335, 1380, 1539, 1602, 1620, 1691, 1710, 1748, 1780, 1863, 2047, 2052, 2070, 2185, 2403, 2430, 2484, 2565, 2622, 2670, 3078, 3105, 3204, 3382, 3420, 3726, 3933, 4005, 4094, 4140, 4370, 4617, 4806, 4860, 5073, 5130, 5244, 5340, 5589, 6141, 6156, 6210, 6555, 6764, 7209, 7452, 7695, 7866, 8010, 8188, 8455, 8740, 9234, 9315, 9612, 10146, 10235, 10260, 11178, 11799, 12015, 12282, 12420, 13110, 14418, 15219, 15390, 15732, 16020, 16910, 18423, 18468, 18630, 19665, 20292, 20470, 21627, 22356, 23085, 23598, 24030, 24564, 25365, 26220, 27945, 28836, 30438, 30705, 30780, 33820, 35397, 36045, 36846, 37260, 38893, 39330, 40940, 43254, 45657, 46170, 47196, 48060, 50730, 55269, 55890, 58995, 60876, 61410, 70794, 72090, 73692, 76095, 77786, 78660, 86508, 91314, 92115, 92340, 101460, 106191, 108135, 110538, 111780, 116679, 117990, 122820, 136971, 141588, 144180, 152190, 155572, 165807, 176985, 182628, 184230, 194465, 212382, 216270, 221076, 228285, 233358, 235980, 273942, 276345, 304380, 331614, 350037, 353970, 368460, 388930, 410913, 424764, 432540, 456570, 466716, 497421, 530955, 547884, 552690, 583395, 663228, 684855, 700074, 707940, 777860, 821826, 829035, 913140, 994842, 1050111, 1061910, 1105380, 1166790, 1369710, 1400148, 1643652, 1658070, 1750185, 1989684, 2054565, 2100222, 2123820, 2333580, 2487105, 2739420, 3150333, 3316140, 3500370, 4109130, 4200444, 4974210, 5250555, 6300666, 7000740, 8218260, 9450999, 9948420, 10501110, 12601332, 15751665, 18901998, 21002220, 31503330, 37803996, 47254995, 63006660, 94509990, 189019980]

約数ペア:

[(1, 189019980), (2, 94509990), (3, 63006660), (4, 47254995), (5, 37803996), (6, 31503330), (9, 21002220), (10, 18901998), (12, 15751665), (15, 12601332), (18, 10501110), (19, 9948420), (20, 9450999), (23, 8218260), (27, 7000740), (30, 6300666), (36, 5250555), (38, 4974210), (45, 4200444), (46, 4109130), (54, 3500370), (57, 3316140), (60, 3150333), (69, 2739420), (76, 2487105), (81, 2333580), (89, 2123820), (90, 2100222), (92, 2054565), (95, 1989684), (108, 1750185), (114, 1658070), (115, 1643652), (135, 1400148), (138, 1369710), (162, 1166790), (171, 1105380), (178, 1061910), (180, 1050111), (190, 994842), (207, 913140), (228, 829035), (230, 821826), (243, 777860), (267, 707940), (270, 700074), (276, 684855), (285, 663228), (324, 583395), (342, 552690), (345, 547884), (356, 530955), (380, 497421), (405, 466716), (414, 456570), (437, 432540), (445, 424764), (460, 410913), (486, 388930), (513, 368460), (534, 353970), (540, 350037), (570, 331614), (621, 304380), (684, 276345), (690, 273942), (801, 235980), (810, 233358), (828, 228285), (855, 221076), (874, 216270), (890, 212382), (972, 194465), (1026, 184230), (1035, 182628), (1068, 176985), (1140, 165807), (1215, 155572), (1242, 152190), (1311, 144180), (1335, 141588), (1380, 136971), (1539, 122820), (1602, 117990), (1620, 116679), (1691, 111780), (1710, 110538), (1748, 108135), (1780, 106191), (1863, 101460), (2047, 92340), (2052, 92115), (2070, 91314), (2185, 86508), (2403, 78660), (2430, 77786), (2484, 76095), (2565, 73692), (2622, 72090), (2670, 70794), (3078, 61410), (3105, 60876), (3204, 58995), (3382, 55890), (3420, 55269), (3726, 50730), (3933, 48060), (4005, 47196), (4094, 46170), (4140, 45657), (4370, 43254), (4617, 40940), (4806, 39330), (4860, 38893), (5073, 37260), (5130, 36846), (5244, 36045), (5340, 35397), (5589, 33820), (6141, 30780), (6156, 30705), (6210, 30438), (6555, 28836), (6764, 27945), (7209, 26220), (7452, 25365), (7695, 24564), (7866, 24030), (8010, 23598), (8188, 23085), (8455, 22356), (8740, 21627), (9234, 20470), (9315, 20292), (9612, 19665), (10146, 18630), (10235, 18468), (10260, 18423), (11178, 16910), (11799, 16020), (12015, 15732), (12282, 15390), (12420, 15219), (13110, 14418)]