20090409600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{479}}^1$

素因数の和:780

約数の個数: 384

約数和(自身を含む): 70484774400

約数和(自身を除く): 50394364800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 257, 272, 300, 320, 340, 384, 400, 408, 425, 479, 480, 510, 514, 544, 600, 640, 680, 771, 800, 816, 850, 958, 960, 1020, 1028, 1088, 1200, 1275, 1285, 1360, 1437, 1542, 1600, 1632, 1700, 1916, 1920, 2040, 2056, 2176, 2395, 2400, 2550, 2570, 2720, 2874, 3084, 3200, 3264, 3400, 3832, 3855, 4080, 4112, 4369, 4790, 4800, 5100, 5140, 5440, 5748, 6168, 6425, 6528, 6800, 7185, 7664, 7710, 8143, 8160, 8224, 8738, 9580, 9600, 10200, 10280, 10880, 11496, 11975, 12336, 12850, 13107, 13600, 14370, 15328, 15420, 16286, 16320, 16448, 17476, 19160, 19275, 20400, 20560, 21845, 22992, 23950, 24429, 24672, 25700, 26214, 27200, 28740, 30656, 30840, 32572, 32640, 32896, 34952, 35925, 38320, 38550, 40715, 40800, 41120, 43690, 45984, 47900, 48858, 49344, 51400, 52428, 54400, 57480, 61312, 61680, 65144, 65535, 69904, 71850, 76640, 77100, 81430, 81600, 82240, 87380, 91968, 95800, 97716, 98688, 102800, 104856, 109225, 114960, 122145, 123103, 123360, 130288, 131070, 139808, 143700, 153280, 154200, 162860, 163200, 164480, 174760, 183936, 191600, 195432, 203575, 205600, 209712, 218450, 229920, 244290, 246206, 246720, 260576, 262140, 279616, 287400, 306560, 308400, 325720, 327675, 349520, 369309, 383200, 390864, 407150, 411200, 419424, 436900, 459840, 488580, 492412, 493440, 521152, 524280, 559232, 574800, 610725, 615515, 616800, 651440, 655350, 699040, 738618, 766400, 781728, 814300, 822400, 838848, 873800, 919680, 977160, 984824, 1042304, 1048560, 1149600, 1221450, 1231030, 1233600, 1302880, 1310700, 1398080, 1477236, 1532800, 1563456, 1628600, 1677696, 1747600, 1846545, 1954320, 1969648, 2092751, 2097120, 2299200, 2442900, 2462060, 2467200, 2605760, 2621400, 2796160, 2954472, 3077575, 3126912, 3257200, 3495200, 3693090, 3908640, 3939296, 4185502, 4194240, 4598400, 4885800, 4924120, 5211520, 5242800, 5908944, 6155150, 6278253, 6514400, 6990400, 7386180, 7817280, 7878592, 8371004, 8388480, 9232725, 9771600, 9848240, 10463755, 10485600, 11817888, 12310300, 12556506, 13028800, 13980800, 14772360, 15634560, 15757184, 16742008, 18465450, 19543200, 19696480, 20927510, 20971200, 23635776, 24620600, 25113012, 26057600, 29544720, 31391265, 33484016, 36930900, 39086400, 39392960, 41855020, 41942400, 47271552, 49241200, 50226024, 52318775, 59089440, 62782530, 66968032, 73861800, 78172800, 78785920, 83710040, 98482400, 100452048, 104637550, 118178880, 125565060, 133936064, 147723600, 156956325, 167420080, 196964800, 200904096, 209275100, 236357760, 251130120, 267872128, 295447200, 313912650, 334840160, 393929600, 401808192, 418550200, 502260240, 590894400, 627825300, 669680320, 803616384, 837100400, 1004520480, 1181788800, 1255650600, 1339360640, 1674200800, 2009040960, 2511301200, 3348401600, 4018081920, 5022602400, 6696803200, 10045204800, 20090409600]

約数ペア:

[(1, 20090409600), (2, 10045204800), (3, 6696803200), (4, 5022602400), (5, 4018081920), (6, 3348401600), (8, 2511301200), (10, 2009040960), (12, 1674200800), (15, 1339360640), (16, 1255650600), (17, 1181788800), (20, 1004520480), (24, 837100400), (25, 803616384), (30, 669680320), (32, 627825300), (34, 590894400), (40, 502260240), (48, 418550200), (50, 401808192), (51, 393929600), (60, 334840160), (64, 313912650), (68, 295447200), (75, 267872128), (80, 251130120), (85, 236357760), (96, 209275100), (100, 200904096), (102, 196964800), (120, 167420080), (128, 156956325), (136, 147723600), (150, 133936064), (160, 125565060), (170, 118178880), (192, 104637550), (200, 100452048), (204, 98482400), (240, 83710040), (255, 78785920), (257, 78172800), (272, 73861800), (300, 66968032), (320, 62782530), (340, 59089440), (384, 52318775), (400, 50226024), (408, 49241200), (425, 47271552), (479, 41942400), (480, 41855020), (510, 39392960), (514, 39086400), (544, 36930900), (600, 33484016), (640, 31391265), (680, 29544720), (771, 26057600), (800, 25113012), (816, 24620600), (850, 23635776), (958, 20971200), (960, 20927510), (1020, 19696480), (1028, 19543200), (1088, 18465450), (1200, 16742008), (1275, 15757184), (1285, 15634560), (1360, 14772360), (1437, 13980800), (1542, 13028800), (1600, 12556506), (1632, 12310300), (1700, 11817888), (1916, 10485600), (1920, 10463755), (2040, 9848240), (2056, 9771600), (2176, 9232725), (2395, 8388480), (2400, 8371004), (2550, 7878592), (2570, 7817280), (2720, 7386180), (2874, 6990400), (3084, 6514400), (3200, 6278253), (3264, 6155150), (3400, 5908944), (3832, 5242800), (3855, 5211520), (4080, 4924120), (4112, 4885800), (4369, 4598400), (4790, 4194240), (4800, 4185502), (5100, 3939296), (5140, 3908640), (5440, 3693090), (5748, 3495200), (6168, 3257200), (6425, 3126912), (6528, 3077575), (6800, 2954472), (7185, 2796160), (7664, 2621400), (7710, 2605760), (8143, 2467200), (8160, 2462060), (8224, 2442900), (8738, 2299200), (9580, 2097120), (9600, 2092751), (10200, 1969648), (10280, 1954320), (10880, 1846545), (11496, 1747600), (11975, 1677696), (12336, 1628600), (12850, 1563456), (13107, 1532800), (13600, 1477236), (14370, 1398080), (15328, 1310700), (15420, 1302880), (16286, 1233600), (16320, 1231030), (16448, 1221450), (17476, 1149600), (19160, 1048560), (19275, 1042304), (20400, 984824), (20560, 977160), (21845, 919680), (22992, 873800), (23950, 838848), (24429, 822400), (24672, 814300), (25700, 781728), (26214, 766400), (27200, 738618), (28740, 699040), (30656, 655350), (30840, 651440), (32572, 616800), (32640, 615515), (32896, 610725), (34952, 574800), (35925, 559232), (38320, 524280), (38550, 521152), (40715, 493440), (40800, 492412), (41120, 488580), (43690, 459840), (45984, 436900), (47900, 419424), (48858, 411200), (49344, 407150), (51400, 390864), (52428, 383200), (54400, 369309), (57480, 349520), (61312, 327675), (61680, 325720), (65144, 308400), (65535, 306560), (69904, 287400), (71850, 279616), (76640, 262140), (77100, 260576), (81430, 246720), (81600, 246206), (82240, 244290), (87380, 229920), (91968, 218450), (95800, 209712), (97716, 205600), (98688, 203575), (102800, 195432), (104856, 191600), (109225, 183936), (114960, 174760), (122145, 164480), (123103, 163200), (123360, 162860), (130288, 154200), (131070, 153280), (139808, 143700)]