2081231820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:523

約数の個数: 288

約数和(自身を含む): 7006551552

約数和(自身を除く): 4925319732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 43, 45, 46, 54, 60, 69, 81, 86, 90, 92, 108, 115, 129, 135, 138, 162, 172, 180, 207, 215, 230, 243, 258, 270, 276, 324, 345, 387, 405, 414, 430, 433, 460, 486, 516, 540, 621, 645, 690, 774, 810, 828, 860, 866, 972, 989, 1035, 1161, 1215, 1242, 1290, 1299, 1380, 1548, 1620, 1732, 1863, 1935, 1978, 2070, 2165, 2322, 2430, 2484, 2580, 2598, 2967, 3105, 3483, 3726, 3870, 3897, 3956, 4140, 4330, 4644, 4860, 4945, 5196, 5589, 5805, 5934, 6210, 6495, 6966, 7452, 7740, 7794, 8660, 8901, 9315, 9890, 9959, 10449, 11178, 11610, 11691, 11868, 12420, 12990, 13932, 14835, 15588, 17415, 17802, 18619, 18630, 19485, 19780, 19918, 20898, 22356, 23220, 23382, 25980, 26703, 27945, 29670, 29877, 34830, 35073, 35604, 37238, 37260, 38970, 39836, 41796, 44505, 46764, 49795, 52245, 53406, 55857, 55890, 58455, 59340, 59754, 69660, 70146, 74476, 77940, 80109, 89010, 89631, 93095, 99590, 104490, 105219, 106812, 111714, 111780, 116910, 119508, 133515, 140292, 149385, 160218, 167571, 175365, 178020, 179262, 186190, 199180, 208980, 210438, 223428, 233820, 240327, 267030, 268893, 279285, 298770, 320436, 335142, 350730, 358524, 372380, 400545, 420876, 428237, 448155, 480654, 502713, 526095, 534060, 537786, 558570, 597540, 670284, 701460, 801090, 806679, 837855, 856474, 896310, 961308, 1005426, 1052190, 1075572, 1117140, 1201635, 1284711, 1344465, 1508139, 1602180, 1613358, 1675710, 1712948, 1792620, 2010852, 2104380, 2141185, 2403270, 2420037, 2513565, 2569422, 2688930, 3016278, 3226716, 3351420, 3854133, 4033395, 4282370, 4524417, 4806540, 4840074, 5027130, 5138844, 5377860, 6032556, 6423555, 7540695, 7708266, 8066790, 8564740, 9048834, 9680148, 10054260, 11562399, 12100185, 12847110, 15081390, 15416532, 16133580, 18097668, 19270665, 22622085, 23124798, 24200370, 25694220, 30162780, 34687197, 38541330, 45244170, 46249596, 48400740, 57811995, 69374394, 77082660, 90488340, 104061591, 115623990, 138748788, 173435985, 208123182, 231247980, 346871970, 416246364, 520307955, 693743940, 1040615910, 2081231820]

約数ペア:

[(1, 2081231820), (2, 1040615910), (3, 693743940), (4, 520307955), (5, 416246364), (6, 346871970), (9, 231247980), (10, 208123182), (12, 173435985), (15, 138748788), (18, 115623990), (20, 104061591), (23, 90488340), (27, 77082660), (30, 69374394), (36, 57811995), (43, 48400740), (45, 46249596), (46, 45244170), (54, 38541330), (60, 34687197), (69, 30162780), (81, 25694220), (86, 24200370), (90, 23124798), (92, 22622085), (108, 19270665), (115, 18097668), (129, 16133580), (135, 15416532), (138, 15081390), (162, 12847110), (172, 12100185), (180, 11562399), (207, 10054260), (215, 9680148), (230, 9048834), (243, 8564740), (258, 8066790), (270, 7708266), (276, 7540695), (324, 6423555), (345, 6032556), (387, 5377860), (405, 5138844), (414, 5027130), (430, 4840074), (433, 4806540), (460, 4524417), (486, 4282370), (516, 4033395), (540, 3854133), (621, 3351420), (645, 3226716), (690, 3016278), (774, 2688930), (810, 2569422), (828, 2513565), (860, 2420037), (866, 2403270), (972, 2141185), (989, 2104380), (1035, 2010852), (1161, 1792620), (1215, 1712948), (1242, 1675710), (1290, 1613358), (1299, 1602180), (1380, 1508139), (1548, 1344465), (1620, 1284711), (1732, 1201635), (1863, 1117140), (1935, 1075572), (1978, 1052190), (2070, 1005426), (2165, 961308), (2322, 896310), (2430, 856474), (2484, 837855), (2580, 806679), (2598, 801090), (2967, 701460), (3105, 670284), (3483, 597540), (3726, 558570), (3870, 537786), (3897, 534060), (3956, 526095), (4140, 502713), (4330, 480654), (4644, 448155), (4860, 428237), (4945, 420876), (5196, 400545), (5589, 372380), (5805, 358524), (5934, 350730), (6210, 335142), (6495, 320436), (6966, 298770), (7452, 279285), (7740, 268893), (7794, 267030), (8660, 240327), (8901, 233820), (9315, 223428), (9890, 210438), (9959, 208980), (10449, 199180), (11178, 186190), (11610, 179262), (11691, 178020), (11868, 175365), (12420, 167571), (12990, 160218), (13932, 149385), (14835, 140292), (15588, 133515), (17415, 119508), (17802, 116910), (18619, 111780), (18630, 111714), (19485, 106812), (19780, 105219), (19918, 104490), (20898, 99590), (22356, 93095), (23220, 89631), (23382, 89010), (25980, 80109), (26703, 77940), (27945, 74476), (29670, 70146), (29877, 69660), (34830, 59754), (35073, 59340), (35604, 58455), (37238, 55890), (37260, 55857), (38970, 53406), (39836, 52245), (41796, 49795), (44505, 46764)]