489800520

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:552

約数の個数: 256

約数和(自身を含む): 1806624000

約数和(自身を除く): 1316823480

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, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 509, 540, 594, 648, 660, 729, 792, 810, 891, 972, 990, 1018, 1080, 1188, 1215, 1320, 1458, 1485, 1527, 1620, 1782, 1944, 1980, 2036, 2187, 2376, 2430, 2545, 2673, 2916, 2970, 3054, 3240, 3564, 3645, 3960, 4072, 4374, 4455, 4581, 4860, 5090, 5346, 5599, 5832, 5940, 6108, 7128, 7290, 7635, 8019, 8748, 8910, 9162, 9720, 10180, 10692, 10935, 11198, 11880, 12216, 13365, 13743, 14580, 15270, 16038, 16797, 17496, 17820, 18324, 20360, 21384, 21870, 22396, 22905, 24057, 26730, 27486, 27995, 29160, 30540, 32076, 33594, 35640, 36648, 40095, 41229, 43740, 44792, 45810, 48114, 50391, 53460, 54972, 55990, 61080, 64152, 67188, 68715, 80190, 82458, 83985, 87480, 91620, 96228, 100782, 106920, 109944, 111980, 120285, 123687, 134376, 137430, 151173, 160380, 164916, 167970, 183240, 192456, 201564, 206145, 223960, 240570, 247374, 251955, 274860, 302346, 320760, 329832, 335940, 371061, 403128, 412290, 453519, 481140, 494748, 503910, 549720, 604692, 618435, 671880, 742122, 755865, 824580, 907038, 962280, 989496, 1007820, 1113183, 1209384, 1236870, 1360557, 1484244, 1511730, 1649160, 1814076, 1855305, 2015640, 2226366, 2267595, 2473740, 2721114, 2968488, 3023460, 3628152, 3710610, 4081671, 4452732, 4535190, 4947480, 5442228, 5565915, 6046920, 6802785, 7421220, 8163342, 8905464, 9070380, 10884456, 11131830, 12245013, 13605570, 14842440, 16326684, 18140760, 20408355, 22263660, 24490026, 27211140, 32653368, 40816710, 44527320, 48980052, 54422280, 61225065, 81633420, 97960104, 122450130, 163266840, 244900260, 489800520]

約数ペア:

[(1, 489800520), (2, 244900260), (3, 163266840), (4, 122450130), (5, 97960104), (6, 81633420), (8, 61225065), (9, 54422280), (10, 48980052), (11, 44527320), (12, 40816710), (15, 32653368), (18, 27211140), (20, 24490026), (22, 22263660), (24, 20408355), (27, 18140760), (30, 16326684), (33, 14842440), (36, 13605570), (40, 12245013), (44, 11131830), (45, 10884456), (54, 9070380), (55, 8905464), (60, 8163342), (66, 7421220), (72, 6802785), (81, 6046920), (88, 5565915), (90, 5442228), (99, 4947480), (108, 4535190), (110, 4452732), (120, 4081671), (132, 3710610), (135, 3628152), (162, 3023460), (165, 2968488), (180, 2721114), (198, 2473740), (216, 2267595), (220, 2226366), (243, 2015640), (264, 1855305), (270, 1814076), (297, 1649160), (324, 1511730), (330, 1484244), (360, 1360557), (396, 1236870), (405, 1209384), (440, 1113183), (486, 1007820), (495, 989496), (509, 962280), (540, 907038), (594, 824580), (648, 755865), (660, 742122), (729, 671880), (792, 618435), (810, 604692), (891, 549720), (972, 503910), (990, 494748), (1018, 481140), (1080, 453519), (1188, 412290), (1215, 403128), (1320, 371061), (1458, 335940), (1485, 329832), (1527, 320760), (1620, 302346), (1782, 274860), (1944, 251955), (1980, 247374), (2036, 240570), (2187, 223960), (2376, 206145), (2430, 201564), (2545, 192456), (2673, 183240), (2916, 167970), (2970, 164916), (3054, 160380), (3240, 151173), (3564, 137430), (3645, 134376), (3960, 123687), (4072, 120285), (4374, 111980), (4455, 109944), (4581, 106920), (4860, 100782), (5090, 96228), (5346, 91620), (5599, 87480), (5832, 83985), (5940, 82458), (6108, 80190), (7128, 68715), (7290, 67188), (7635, 64152), (8019, 61080), (8748, 55990), (8910, 54972), (9162, 53460), (9720, 50391), (10180, 48114), (10692, 45810), (10935, 44792), (11198, 43740), (11880, 41229), (12216, 40095), (13365, 36648), (13743, 35640), (14580, 33594), (15270, 32076), (16038, 30540), (16797, 29160), (17496, 27995), (17820, 27486), (18324, 26730), (20360, 24057), (21384, 22905), (21870, 22396)]