1818731520

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1421

約数の個数: 264

約数和(自身を含む): 6523952760

約数和(自身を除く): 4705221240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 512, 522, 576, 580, 640, 696, 720, 768, 870, 928, 960, 1024, 1044, 1152, 1160, 1280, 1305, 1361, 1392, 1440, 1536, 1740, 1856, 1920, 2088, 2304, 2320, 2560, 2610, 2722, 2784, 2880, 3072, 3480, 3712, 3840, 4083, 4176, 4608, 4640, 5120, 5220, 5444, 5568, 5760, 6805, 6960, 7424, 7680, 8166, 8352, 9216, 9280, 10440, 10888, 11136, 11520, 12249, 13610, 13920, 14848, 15360, 16332, 16704, 18560, 20415, 20880, 21776, 22272, 23040, 24498, 27220, 27840, 29696, 32664, 33408, 37120, 39469, 40830, 41760, 43552, 44544, 46080, 48996, 54440, 55680, 61245, 65328, 66816, 74240, 78938, 81660, 83520, 87104, 89088, 97992, 108880, 111360, 118407, 122490, 130656, 133632, 148480, 157876, 163320, 167040, 174208, 195984, 197345, 217760, 222720, 236814, 244980, 261312, 267264, 315752, 326640, 334080, 348416, 355221, 391968, 394690, 435520, 445440, 473628, 489960, 522624, 592035, 631504, 653280, 668160, 696832, 710442, 783936, 789380, 871040, 947256, 979920, 1045248, 1184070, 1263008, 1306560, 1336320, 1393664, 1420884, 1567872, 1578760, 1742080, 1776105, 1894512, 1959840, 2090496, 2368140, 2526016, 2613120, 2841768, 3135744, 3157520, 3484160, 3552210, 3789024, 3919680, 4180992, 4736280, 5052032, 5226240, 5683536, 6271488, 6315040, 6968320, 7104420, 7578048, 7839360, 9472560, 10104064, 10452480, 11367072, 12542976, 12630080, 14208840, 15156096, 15678720, 18945120, 20208128, 20904960, 22734144, 25260160, 28417680, 30312192, 31357440, 37890240, 40416256, 45468288, 50520320, 56835360, 60624384, 62714880, 75780480, 90936576, 101040640, 113670720, 121248768, 151560960, 181873152, 202081280, 227341440, 303121920, 363746304, 454682880, 606243840, 909365760, 1818731520]

約数ペア:

[(1, 1818731520), (2, 909365760), (3, 606243840), (4, 454682880), (5, 363746304), (6, 303121920), (8, 227341440), (9, 202081280), (10, 181873152), (12, 151560960), (15, 121248768), (16, 113670720), (18, 101040640), (20, 90936576), (24, 75780480), (29, 62714880), (30, 60624384), (32, 56835360), (36, 50520320), (40, 45468288), (45, 40416256), (48, 37890240), (58, 31357440), (60, 30312192), (64, 28417680), (72, 25260160), (80, 22734144), (87, 20904960), (90, 20208128), (96, 18945120), (116, 15678720), (120, 15156096), (128, 14208840), (144, 12630080), (145, 12542976), (160, 11367072), (174, 10452480), (180, 10104064), (192, 9472560), (232, 7839360), (240, 7578048), (256, 7104420), (261, 6968320), (288, 6315040), (290, 6271488), (320, 5683536), (348, 5226240), (360, 5052032), (384, 4736280), (435, 4180992), (464, 3919680), (480, 3789024), (512, 3552210), (522, 3484160), (576, 3157520), (580, 3135744), (640, 2841768), (696, 2613120), (720, 2526016), (768, 2368140), (870, 2090496), (928, 1959840), (960, 1894512), (1024, 1776105), (1044, 1742080), (1152, 1578760), (1160, 1567872), (1280, 1420884), (1305, 1393664), (1361, 1336320), (1392, 1306560), (1440, 1263008), (1536, 1184070), (1740, 1045248), (1856, 979920), (1920, 947256), (2088, 871040), (2304, 789380), (2320, 783936), (2560, 710442), (2610, 696832), (2722, 668160), (2784, 653280), (2880, 631504), (3072, 592035), (3480, 522624), (3712, 489960), (3840, 473628), (4083, 445440), (4176, 435520), (4608, 394690), (4640, 391968), (5120, 355221), (5220, 348416), (5444, 334080), (5568, 326640), (5760, 315752), (6805, 267264), (6960, 261312), (7424, 244980), (7680, 236814), (8166, 222720), (8352, 217760), (9216, 197345), (9280, 195984), (10440, 174208), (10888, 167040), (11136, 163320), (11520, 157876), (12249, 148480), (13610, 133632), (13920, 130656), (14848, 122490), (15360, 118407), (16332, 111360), (16704, 108880), (18560, 97992), (20415, 89088), (20880, 87104), (21776, 83520), (22272, 81660), (23040, 78938), (24498, 74240), (27220, 66816), (27840, 65328), (29696, 61245), (32664, 55680), (33408, 54440), (37120, 48996), (39469, 46080), (40830, 44544), (41760, 43552)]