20784969360

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139459}}^1$

素因数の和:139507

約数の個数: 200

約数和(自身を含む): 75328482240

約数和(自身を除く): 54543512880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 270, 276, 324, 345, 360, 368, 405, 414, 432, 460, 540, 552, 621, 648, 690, 720, 810, 828, 920, 1035, 1080, 1104, 1242, 1296, 1380, 1620, 1656, 1840, 1863, 2070, 2160, 2484, 2760, 3105, 3240, 3312, 3726, 4140, 4968, 5520, 6210, 6480, 7452, 8280, 9315, 9936, 12420, 14904, 16560, 18630, 24840, 29808, 37260, 49680, 74520, 139459, 149040, 278918, 418377, 557836, 697295, 836754, 1115672, 1255131, 1394590, 1673508, 2091885, 2231344, 2510262, 2789180, 3207557, 3347016, 3765393, 4183770, 5020524, 5578360, 6275655, 6415114, 6694032, 7530786, 8367540, 9622671, 10041048, 11156720, 11296179, 12551310, 12830228, 15061572, 16037785, 16735080, 18826965, 19245342, 20082096, 22592358, 25102620, 25660456, 28868013, 30123144, 32075570, 33470160, 37653930, 38490684, 45184716, 48113355, 50205240, 51320912, 56480895, 57736026, 60246288, 64151140, 75307860, 76981368, 86604039, 90369432, 96226710, 100410480, 112961790, 115472052, 128302280, 144340065, 150615720, 153962736, 173208078, 180738864, 192453420, 225923580, 230944104, 256604560, 259812117, 288680130, 301231440, 346416156, 384906840, 433020195, 451847160, 461888208, 519624234, 577360260, 692832312, 769813680, 866040390, 903694320, 1039248468, 1154720520, 1299060585, 1385664624, 1732080780, 2078496936, 2309441040, 2598121170, 3464161560, 4156993872, 5196242340, 6928323120, 10392484680, 20784969360]

約数ペア:

[(1, 20784969360), (2, 10392484680), (3, 6928323120), (4, 5196242340), (5, 4156993872), (6, 3464161560), (8, 2598121170), (9, 2309441040), (10, 2078496936), (12, 1732080780), (15, 1385664624), (16, 1299060585), (18, 1154720520), (20, 1039248468), (23, 903694320), (24, 866040390), (27, 769813680), (30, 692832312), (36, 577360260), (40, 519624234), (45, 461888208), (46, 451847160), (48, 433020195), (54, 384906840), (60, 346416156), (69, 301231440), (72, 288680130), (80, 259812117), (81, 256604560), (90, 230944104), (92, 225923580), (108, 192453420), (115, 180738864), (120, 173208078), (135, 153962736), (138, 150615720), (144, 144340065), (162, 128302280), (180, 115472052), (184, 112961790), (207, 100410480), (216, 96226710), (230, 90369432), (240, 86604039), (270, 76981368), (276, 75307860), (324, 64151140), (345, 60246288), (360, 57736026), (368, 56480895), (405, 51320912), (414, 50205240), (432, 48113355), (460, 45184716), (540, 38490684), (552, 37653930), (621, 33470160), (648, 32075570), (690, 30123144), (720, 28868013), (810, 25660456), (828, 25102620), (920, 22592358), (1035, 20082096), (1080, 19245342), (1104, 18826965), (1242, 16735080), (1296, 16037785), (1380, 15061572), (1620, 12830228), (1656, 12551310), (1840, 11296179), (1863, 11156720), (2070, 10041048), (2160, 9622671), (2484, 8367540), (2760, 7530786), (3105, 6694032), (3240, 6415114), (3312, 6275655), (3726, 5578360), (4140, 5020524), (4968, 4183770), (5520, 3765393), (6210, 3347016), (6480, 3207557), (7452, 2789180), (8280, 2510262), (9315, 2231344), (9936, 2091885), (12420, 1673508), (14904, 1394590), (16560, 1255131), (18630, 1115672), (24840, 836754), (29808, 697295), (37260, 557836), (49680, 418377), (74520, 278918), (139459, 149040)]