204739920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1$

素因数の和:1271

約数の個数: 320

約数和(自身を含む): 879943680

約数和(自身を除く): 675203760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 165, 168, 176, 180, 189, 198, 210, 216, 220, 231, 240, 252, 264, 270, 280, 297, 308, 315, 330, 336, 360, 378, 385, 396, 420, 432, 440, 462, 495, 504, 528, 540, 560, 594, 616, 630, 660, 693, 720, 756, 770, 792, 840, 880, 924, 945, 990, 1008, 1080, 1155, 1188, 1231, 1232, 1260, 1320, 1386, 1485, 1512, 1540, 1584, 1680, 1848, 1890, 1980, 2079, 2160, 2310, 2376, 2462, 2520, 2640, 2772, 2970, 3024, 3080, 3465, 3693, 3696, 3780, 3960, 4158, 4620, 4752, 4924, 5040, 5544, 5940, 6155, 6160, 6930, 7386, 7560, 7920, 8316, 8617, 9240, 9848, 10395, 11079, 11088, 11880, 12310, 13541, 13860, 14772, 15120, 16632, 17234, 18465, 18480, 19696, 20790, 22158, 23760, 24620, 25851, 27082, 27720, 29544, 33237, 33264, 34468, 36930, 40623, 41580, 43085, 44316, 49240, 51702, 54164, 55395, 55440, 59088, 66474, 67705, 68936, 73860, 77553, 81246, 83160, 86170, 88632, 94787, 98480, 103404, 108328, 110790, 121869, 129255, 132948, 135410, 137872, 147720, 155106, 162492, 166185, 166320, 172340, 177264, 189574, 203115, 206808, 216656, 221580, 232659, 243738, 258510, 265896, 270820, 284361, 295440, 310212, 324984, 332370, 344680, 365607, 379148, 387765, 406230, 413616, 443160, 465318, 473935, 487476, 517020, 531792, 541640, 568722, 609345, 620424, 649968, 664740, 689360, 731214, 758296, 775530, 812460, 853083, 886320, 930636, 947870, 974952, 1034040, 1083280, 1137444, 1163295, 1218690, 1240848, 1329480, 1421805, 1462428, 1516592, 1551060, 1624920, 1706166, 1828035, 1861272, 1895740, 1949904, 2068080, 2274888, 2326590, 2437380, 2559249, 2658960, 2843610, 2924856, 3102120, 3249840, 3412332, 3656070, 3722544, 3791480, 4265415, 4549776, 4653180, 4874760, 5118498, 5687220, 5849712, 6204240, 6824664, 7312140, 7582960, 8530830, 9306360, 9749520, 10236996, 11374440, 12796245, 13649328, 14624280, 17061660, 18612720, 20473992, 22748880, 25592490, 29248560, 34123320, 40947984, 51184980, 68246640, 102369960, 204739920]

約数ペア:

[(1, 204739920), (2, 102369960), (3, 68246640), (4, 51184980), (5, 40947984), (6, 34123320), (7, 29248560), (8, 25592490), (9, 22748880), (10, 20473992), (11, 18612720), (12, 17061660), (14, 14624280), (15, 13649328), (16, 12796245), (18, 11374440), (20, 10236996), (21, 9749520), (22, 9306360), (24, 8530830), (27, 7582960), (28, 7312140), (30, 6824664), (33, 6204240), (35, 5849712), (36, 5687220), (40, 5118498), (42, 4874760), (44, 4653180), (45, 4549776), (48, 4265415), (54, 3791480), (55, 3722544), (56, 3656070), (60, 3412332), (63, 3249840), (66, 3102120), (70, 2924856), (72, 2843610), (77, 2658960), (80, 2559249), (84, 2437380), (88, 2326590), (90, 2274888), (99, 2068080), (105, 1949904), (108, 1895740), (110, 1861272), (112, 1828035), (120, 1706166), (126, 1624920), (132, 1551060), (135, 1516592), (140, 1462428), (144, 1421805), (154, 1329480), (165, 1240848), (168, 1218690), (176, 1163295), (180, 1137444), (189, 1083280), (198, 1034040), (210, 974952), (216, 947870), (220, 930636), (231, 886320), (240, 853083), (252, 812460), (264, 775530), (270, 758296), (280, 731214), (297, 689360), (308, 664740), (315, 649968), (330, 620424), (336, 609345), (360, 568722), (378, 541640), (385, 531792), (396, 517020), (420, 487476), (432, 473935), (440, 465318), (462, 443160), (495, 413616), (504, 406230), (528, 387765), (540, 379148), (560, 365607), (594, 344680), (616, 332370), (630, 324984), (660, 310212), (693, 295440), (720, 284361), (756, 270820), (770, 265896), (792, 258510), (840, 243738), (880, 232659), (924, 221580), (945, 216656), (990, 206808), (1008, 203115), (1080, 189574), (1155, 177264), (1188, 172340), (1231, 166320), (1232, 166185), (1260, 162492), (1320, 155106), (1386, 147720), (1485, 137872), (1512, 135410), (1540, 132948), (1584, 129255), (1680, 121869), (1848, 110790), (1890, 108328), (1980, 103404), (2079, 98480), (2160, 94787), (2310, 88632), (2376, 86170), (2462, 83160), (2520, 81246), (2640, 77553), (2772, 73860), (2970, 68936), (3024, 67705), (3080, 66474), (3465, 59088), (3693, 55440), (3696, 55395), (3780, 54164), (3960, 51702), (4158, 49240), (4620, 44316), (4752, 43085), (4924, 41580), (5040, 40623), (5544, 36930), (5940, 34468), (6155, 33264), (6160, 33237), (6930, 29544), (7386, 27720), (7560, 27082), (7920, 25851), (8316, 24620), (8617, 23760), (9240, 22158), (9848, 20790), (10395, 19696), (11079, 18480), (11088, 18465), (11880, 17234), (12310, 16632), (13541, 15120), (13860, 14772)]