405364320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 288

約数和(自身を含む): 1517836320

約数和(自身を除く): 1112472000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 32, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 96, 102, 116, 120, 136, 144, 145, 153, 160, 170, 174, 180, 204, 232, 240, 255, 261, 272, 288, 290, 306, 340, 348, 360, 408, 435, 464, 480, 493, 510, 522, 544, 571, 580, 612, 680, 696, 720, 765, 816, 870, 928, 986, 1020, 1044, 1142, 1160, 1224, 1305, 1360, 1392, 1440, 1479, 1530, 1632, 1713, 1740, 1972, 2040, 2088, 2284, 2320, 2448, 2465, 2610, 2720, 2784, 2855, 2958, 3060, 3426, 3480, 3944, 4080, 4176, 4437, 4568, 4640, 4896, 4930, 5139, 5220, 5710, 5916, 6120, 6852, 6960, 7395, 7888, 8160, 8352, 8565, 8874, 9136, 9707, 9860, 10278, 10440, 11420, 11832, 12240, 13704, 13920, 14790, 15776, 16559, 17130, 17748, 18272, 19414, 19720, 20556, 20880, 22185, 22840, 23664, 24480, 25695, 27408, 29121, 29580, 33118, 34260, 35496, 38828, 39440, 41112, 41760, 44370, 45680, 47328, 48535, 49677, 51390, 54816, 58242, 59160, 66236, 68520, 70992, 77656, 78880, 82224, 82795, 87363, 88740, 91360, 97070, 99354, 102780, 116484, 118320, 132472, 137040, 141984, 145605, 149031, 155312, 164448, 165590, 174726, 177480, 194140, 198708, 205560, 232968, 236640, 248385, 264944, 274080, 281503, 291210, 298062, 310624, 331180, 349452, 354960, 388280, 397416, 411120, 436815, 465936, 496770, 529888, 563006, 582420, 596124, 662360, 698904, 709920, 745155, 776560, 794832, 822240, 844509, 873630, 931872, 993540, 1126012, 1164840, 1192248, 1324720, 1397808, 1407515, 1490310, 1553120, 1589664, 1689018, 1747260, 1987080, 2252024, 2329680, 2384496, 2533527, 2649440, 2795616, 2815030, 2980620, 3378036, 3494520, 3974160, 4222545, 4504048, 4659360, 4768992, 5067054, 5630060, 5961240, 6756072, 6989040, 7948320, 8445090, 9008096, 10134108, 11260120, 11922480, 12667635, 13512144, 13978080, 16890180, 20268216, 22520240, 23844960, 25335270, 27024288, 33780360, 40536432, 45040480, 50670540, 67560720, 81072864, 101341080, 135121440, 202682160, 405364320]

約数ペア:

[(1, 405364320), (2, 202682160), (3, 135121440), (4, 101341080), (5, 81072864), (6, 67560720), (8, 50670540), (9, 45040480), (10, 40536432), (12, 33780360), (15, 27024288), (16, 25335270), (17, 23844960), (18, 22520240), (20, 20268216), (24, 16890180), (29, 13978080), (30, 13512144), (32, 12667635), (34, 11922480), (36, 11260120), (40, 10134108), (45, 9008096), (48, 8445090), (51, 7948320), (58, 6989040), (60, 6756072), (68, 5961240), (72, 5630060), (80, 5067054), (85, 4768992), (87, 4659360), (90, 4504048), (96, 4222545), (102, 3974160), (116, 3494520), (120, 3378036), (136, 2980620), (144, 2815030), (145, 2795616), (153, 2649440), (160, 2533527), (170, 2384496), (174, 2329680), (180, 2252024), (204, 1987080), (232, 1747260), (240, 1689018), (255, 1589664), (261, 1553120), (272, 1490310), (288, 1407515), (290, 1397808), (306, 1324720), (340, 1192248), (348, 1164840), (360, 1126012), (408, 993540), (435, 931872), (464, 873630), (480, 844509), (493, 822240), (510, 794832), (522, 776560), (544, 745155), (571, 709920), (580, 698904), (612, 662360), (680, 596124), (696, 582420), (720, 563006), (765, 529888), (816, 496770), (870, 465936), (928, 436815), (986, 411120), (1020, 397416), (1044, 388280), (1142, 354960), (1160, 349452), (1224, 331180), (1305, 310624), (1360, 298062), (1392, 291210), (1440, 281503), (1479, 274080), (1530, 264944), (1632, 248385), (1713, 236640), (1740, 232968), (1972, 205560), (2040, 198708), (2088, 194140), (2284, 177480), (2320, 174726), (2448, 165590), (2465, 164448), (2610, 155312), (2720, 149031), (2784, 145605), (2855, 141984), (2958, 137040), (3060, 132472), (3426, 118320), (3480, 116484), (3944, 102780), (4080, 99354), (4176, 97070), (4437, 91360), (4568, 88740), (4640, 87363), (4896, 82795), (4930, 82224), (5139, 78880), (5220, 77656), (5710, 70992), (5916, 68520), (6120, 66236), (6852, 59160), (6960, 58242), (7395, 54816), (7888, 51390), (8160, 49677), (8352, 48535), (8565, 47328), (8874, 45680), (9136, 44370), (9707, 41760), (9860, 41112), (10278, 39440), (10440, 38828), (11420, 35496), (11832, 34260), (12240, 33118), (13704, 29580), (13920, 29121), (14790, 27408), (15776, 25695), (16559, 24480), (17130, 23664), (17748, 22840), (18272, 22185), (19414, 20880), (19720, 20556)]