21290253120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{104119}}^1$

素因数の和:104213

約数の個数: 168

約数和(自身を含む): 74261715840

約数和(自身を除く): 52971462720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 426, 480, 568, 576, 639, 710, 720, 852, 960, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 2880, 3195, 3408, 4260, 4544, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 13632, 17040, 20448, 22720, 25560, 34080, 40896, 51120, 68160, 102240, 104119, 204480, 208238, 312357, 416476, 520595, 624714, 832952, 937071, 1041190, 1249428, 1561785, 1665904, 1874142, 2082380, 2498856, 3123570, 3331808, 3748284, 4164760, 4685355, 4997712, 6247140, 6663616, 7392449, 7496568, 8329520, 9370710, 9995424, 12494280, 14784898, 14993136, 16659040, 18741420, 19990848, 22177347, 24988560, 29569796, 29986272, 33318080, 36962245, 37482840, 44354694, 49977120, 59139592, 59972544, 66532041, 73924490, 74965680, 88709388, 99954240, 110886735, 118279184, 133064082, 147848980, 149931360, 177418776, 221773470, 236558368, 266128164, 295697960, 299862720, 332660205, 354837552, 443546940, 473116736, 532256328, 591395920, 665320410, 709675104, 887093880, 1064512656, 1182791840, 1330640820, 1419350208, 1774187760, 2129025312, 2365583680, 2661281640, 3548375520, 4258050624, 5322563280, 7096751040, 10645126560, 21290253120]

約数ペア:

[(1, 21290253120), (2, 10645126560), (3, 7096751040), (4, 5322563280), (5, 4258050624), (6, 3548375520), (8, 2661281640), (9, 2365583680), (10, 2129025312), (12, 1774187760), (15, 1419350208), (16, 1330640820), (18, 1182791840), (20, 1064512656), (24, 887093880), (30, 709675104), (32, 665320410), (36, 591395920), (40, 532256328), (45, 473116736), (48, 443546940), (60, 354837552), (64, 332660205), (71, 299862720), (72, 295697960), (80, 266128164), (90, 236558368), (96, 221773470), (120, 177418776), (142, 149931360), (144, 147848980), (160, 133064082), (180, 118279184), (192, 110886735), (213, 99954240), (240, 88709388), (284, 74965680), (288, 73924490), (320, 66532041), (355, 59972544), (360, 59139592), (426, 49977120), (480, 44354694), (568, 37482840), (576, 36962245), (639, 33318080), (710, 29986272), (720, 29569796), (852, 24988560), (960, 22177347), (1065, 19990848), (1136, 18741420), (1278, 16659040), (1420, 14993136), (1440, 14784898), (1704, 12494280), (2130, 9995424), (2272, 9370710), (2556, 8329520), (2840, 7496568), (2880, 7392449), (3195, 6663616), (3408, 6247140), (4260, 4997712), (4544, 4685355), (5112, 4164760), (5680, 3748284), (6390, 3331808), (6816, 3123570), (8520, 2498856), (10224, 2082380), (11360, 1874142), (12780, 1665904), (13632, 1561785), (17040, 1249428), (20448, 1041190), (22720, 937071), (25560, 832952), (34080, 624714), (40896, 520595), (51120, 416476), (68160, 312357), (102240, 208238), (104119, 204480)]