20821640400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18131}}^1$

素因数の和:18195

約数の個数: 360

約数和(自身を含む): 81548307360

約数和(自身を除く): 60726666960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 29, 30, 33, 36, 40, 44, 45, 48, 50, 55, 58, 60, 66, 72, 75, 80, 87, 88, 90, 99, 100, 110, 116, 120, 132, 144, 145, 150, 165, 174, 176, 180, 198, 200, 220, 225, 232, 240, 261, 264, 275, 290, 300, 319, 330, 348, 360, 396, 400, 435, 440, 450, 464, 495, 522, 528, 550, 580, 600, 638, 660, 696, 720, 725, 792, 825, 870, 880, 900, 957, 990, 1044, 1100, 1160, 1200, 1276, 1305, 1320, 1392, 1450, 1584, 1595, 1650, 1740, 1800, 1914, 1980, 2088, 2175, 2200, 2320, 2475, 2552, 2610, 2640, 2871, 2900, 3190, 3300, 3480, 3600, 3828, 3960, 4176, 4350, 4400, 4785, 4950, 5104, 5220, 5742, 5800, 6380, 6525, 6600, 6960, 7656, 7920, 7975, 8700, 9570, 9900, 10440, 11484, 11600, 12760, 13050, 13200, 14355, 15312, 15950, 17400, 18131, 19140, 19800, 20880, 22968, 23925, 25520, 26100, 28710, 31900, 34800, 36262, 38280, 39600, 45936, 47850, 52200, 54393, 57420, 63800, 71775, 72524, 76560, 90655, 95700, 104400, 108786, 114840, 127600, 143550, 145048, 163179, 181310, 191400, 199441, 217572, 229680, 271965, 287100, 290096, 326358, 362620, 382800, 398882, 435144, 453275, 525799, 543930, 574200, 598323, 652716, 725240, 797764, 815895, 870288, 906550, 997205, 1051598, 1087860, 1148400, 1196646, 1305432, 1359825, 1450480, 1577397, 1595528, 1631790, 1794969, 1813100, 1994410, 2103196, 2175720, 2393292, 2610864, 2628995, 2719650, 2991615, 3154794, 3191056, 3263580, 3589938, 3626200, 3988820, 4079475, 4206392, 4351440, 4732191, 4786584, 4986025, 5257990, 5439300, 5783789, 5983230, 6309588, 6527160, 7179876, 7252400, 7886985, 7977640, 8158950, 8412784, 8974845, 9464382, 9573168, 9972050, 10515980, 10878600, 11567578, 11966460, 12619176, 13054320, 13144975, 14359752, 14958075, 15773970, 15955280, 16317900, 17351367, 17949690, 18928764, 19944100, 21031960, 21757200, 23135156, 23660955, 23932920, 25238352, 26289950, 28719504, 28918945, 29916150, 31547940, 32635800, 34702734, 35899380, 37857528, 39434925, 39888200, 42063920, 44874225, 46270312, 47321910, 47865840, 52054101, 52579900, 57837890, 59832300, 63095880, 65271600, 69405468, 71798760, 75715056, 78869850, 79776400, 86756835, 89748450, 92540624, 94643820, 104108202, 105159800, 115675780, 118304775, 119664600, 126191760, 138810936, 143597520, 144594725, 157739700, 173513670, 179496900, 189287640, 208216404, 210319600, 231351560, 236609550, 239329200, 260270505, 277621872, 289189450, 315479400, 347027340, 358993800, 378575280, 416432808, 433784175, 462703120, 473219100, 520541010, 578378900, 630958800, 694054680, 717987600, 832865616, 867568350, 946438200, 1041082020, 1156757800, 1301352525, 1388109360, 1735136700, 1892876400, 2082164040, 2313515600, 2602705050, 3470273400, 4164328080, 5205410100, 6940546800, 10410820200, 20821640400]

約数ペア:

[(1, 20821640400), (2, 10410820200), (3, 6940546800), (4, 5205410100), (5, 4164328080), (6, 3470273400), (8, 2602705050), (9, 2313515600), (10, 2082164040), (11, 1892876400), (12, 1735136700), (15, 1388109360), (16, 1301352525), (18, 1156757800), (20, 1041082020), (22, 946438200), (24, 867568350), (25, 832865616), (29, 717987600), (30, 694054680), (33, 630958800), (36, 578378900), (40, 520541010), (44, 473219100), (45, 462703120), (48, 433784175), (50, 416432808), (55, 378575280), (58, 358993800), (60, 347027340), (66, 315479400), (72, 289189450), (75, 277621872), (80, 260270505), (87, 239329200), (88, 236609550), (90, 231351560), (99, 210319600), (100, 208216404), (110, 189287640), (116, 179496900), (120, 173513670), (132, 157739700), (144, 144594725), (145, 143597520), (150, 138810936), (165, 126191760), (174, 119664600), (176, 118304775), (180, 115675780), (198, 105159800), (200, 104108202), (220, 94643820), (225, 92540624), (232, 89748450), (240, 86756835), (261, 79776400), (264, 78869850), (275, 75715056), (290, 71798760), (300, 69405468), (319, 65271600), (330, 63095880), (348, 59832300), (360, 57837890), (396, 52579900), (400, 52054101), (435, 47865840), (440, 47321910), (450, 46270312), (464, 44874225), (495, 42063920), (522, 39888200), (528, 39434925), (550, 37857528), (580, 35899380), (600, 34702734), (638, 32635800), (660, 31547940), (696, 29916150), (720, 28918945), (725, 28719504), (792, 26289950), (825, 25238352), (870, 23932920), (880, 23660955), (900, 23135156), (957, 21757200), (990, 21031960), (1044, 19944100), (1100, 18928764), (1160, 17949690), (1200, 17351367), (1276, 16317900), (1305, 15955280), (1320, 15773970), (1392, 14958075), (1450, 14359752), (1584, 13144975), (1595, 13054320), (1650, 12619176), (1740, 11966460), (1800, 11567578), (1914, 10878600), (1980, 10515980), (2088, 9972050), (2175, 9573168), (2200, 9464382), (2320, 8974845), (2475, 8412784), (2552, 8158950), (2610, 7977640), (2640, 7886985), (2871, 7252400), (2900, 7179876), (3190, 6527160), (3300, 6309588), (3480, 5983230), (3600, 5783789), (3828, 5439300), (3960, 5257990), (4176, 4986025), (4350, 4786584), (4400, 4732191), (4785, 4351440), (4950, 4206392), (5104, 4079475), (5220, 3988820), (5742, 3626200), (5800, 3589938), (6380, 3263580), (6525, 3191056), (6600, 3154794), (6960, 2991615), (7656, 2719650), (7920, 2628995), (7975, 2610864), (8700, 2393292), (9570, 2175720), (9900, 2103196), (10440, 1994410), (11484, 1813100), (11600, 1794969), (12760, 1631790), (13050, 1595528), (13200, 1577397), (14355, 1450480), (15312, 1359825), (15950, 1305432), (17400, 1196646), (18131, 1148400), (19140, 1087860), (19800, 1051598), (20880, 997205), (22968, 906550), (23925, 870288), (25520, 815895), (26100, 797764), (28710, 725240), (31900, 652716), (34800, 598323), (36262, 574200), (38280, 543930), (39600, 525799), (45936, 453275), (47850, 435144), (52200, 398882), (54393, 382800), (57420, 362620), (63800, 326358), (71775, 290096), (72524, 287100), (76560, 271965), (90655, 229680), (95700, 217572), (104400, 199441), (108786, 191400), (114840, 181310), (127600, 163179), (143550, 145048)]