1815229440

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{1459}}^1$

素因数の和:1499

約数の個数: 264

約数和(自身を含む): 6527146080

約数和(自身を除く): 4711916640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1459, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 2918, 3072, 3240, 3456, 3840, 3888, 4320, 4377, 4608, 4860, 5120, 5184, 5760, 5836, 6480, 6912, 7295, 7680, 7776, 8640, 8754, 9216, 9720, 10368, 11520, 11672, 12960, 13131, 13824, 14590, 15360, 15552, 17280, 17508, 19440, 20736, 21885, 23040, 23344, 25920, 26262, 27648, 29180, 31104, 34560, 35016, 38880, 39393, 41472, 43770, 46080, 46688, 51840, 52524, 58360, 62208, 65655, 69120, 70032, 77760, 78786, 82944, 87540, 93376, 103680, 105048, 116720, 118179, 124416, 131310, 138240, 140064, 155520, 157572, 175080, 186752, 196965, 207360, 210096, 233440, 236358, 248832, 262620, 280128, 311040, 315144, 350160, 354537, 373504, 393930, 414720, 420192, 466880, 472716, 525240, 560256, 590895, 622080, 630288, 700320, 709074, 747008, 787860, 840384, 933760, 945432, 1050480, 1120512, 1181790, 1244160, 1260576, 1400640, 1418148, 1494016, 1575720, 1680768, 1772685, 1867520, 1890864, 2100960, 2241024, 2363580, 2521152, 2801280, 2836296, 3151440, 3361536, 3545370, 3735040, 3781728, 4201920, 4482048, 4727160, 5042304, 5602560, 5672592, 6302880, 6723072, 7090740, 7470080, 7563456, 8403840, 9454320, 10084608, 11205120, 11345184, 12605760, 13446144, 14181480, 15126912, 16807680, 18908640, 20169216, 22410240, 22690368, 25211520, 28362960, 30253824, 33615360, 37817280, 40338432, 45380736, 50423040, 56725920, 60507648, 67230720, 75634560, 90761472, 100846080, 113451840, 121015296, 151269120, 181522944, 201692160, 226903680, 302538240, 363045888, 453807360, 605076480, 907614720, 1815229440]

約数ペア:

[(1, 1815229440), (2, 907614720), (3, 605076480), (4, 453807360), (5, 363045888), (6, 302538240), (8, 226903680), (9, 201692160), (10, 181522944), (12, 151269120), (15, 121015296), (16, 113451840), (18, 100846080), (20, 90761472), (24, 75634560), (27, 67230720), (30, 60507648), (32, 56725920), (36, 50423040), (40, 45380736), (45, 40338432), (48, 37817280), (54, 33615360), (60, 30253824), (64, 28362960), (72, 25211520), (80, 22690368), (81, 22410240), (90, 20169216), (96, 18908640), (108, 16807680), (120, 15126912), (128, 14181480), (135, 13446144), (144, 12605760), (160, 11345184), (162, 11205120), (180, 10084608), (192, 9454320), (216, 8403840), (240, 7563456), (243, 7470080), (256, 7090740), (270, 6723072), (288, 6302880), (320, 5672592), (324, 5602560), (360, 5042304), (384, 4727160), (405, 4482048), (432, 4201920), (480, 3781728), (486, 3735040), (512, 3545370), (540, 3361536), (576, 3151440), (640, 2836296), (648, 2801280), (720, 2521152), (768, 2363580), (810, 2241024), (864, 2100960), (960, 1890864), (972, 1867520), (1024, 1772685), (1080, 1680768), (1152, 1575720), (1215, 1494016), (1280, 1418148), (1296, 1400640), (1440, 1260576), (1459, 1244160), (1536, 1181790), (1620, 1120512), (1728, 1050480), (1920, 945432), (1944, 933760), (2160, 840384), (2304, 787860), (2430, 747008), (2560, 709074), (2592, 700320), (2880, 630288), (2918, 622080), (3072, 590895), (3240, 560256), (3456, 525240), (3840, 472716), (3888, 466880), (4320, 420192), (4377, 414720), (4608, 393930), (4860, 373504), (5120, 354537), (5184, 350160), (5760, 315144), (5836, 311040), (6480, 280128), (6912, 262620), (7295, 248832), (7680, 236358), (7776, 233440), (8640, 210096), (8754, 207360), (9216, 196965), (9720, 186752), (10368, 175080), (11520, 157572), (11672, 155520), (12960, 140064), (13131, 138240), (13824, 131310), (14590, 124416), (15360, 118179), (15552, 116720), (17280, 105048), (17508, 103680), (19440, 93376), (20736, 87540), (21885, 82944), (23040, 78786), (23344, 77760), (25920, 70032), (26262, 69120), (27648, 65655), (29180, 62208), (31104, 58360), (34560, 52524), (35016, 51840), (38880, 46688), (39393, 46080), (41472, 43770)]