647009280

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:789

約数の個数: 264

約数和(自身を含む): 2363056800

約数和(自身を除く): 1716047520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 684, 720, 739, 760, 768, 855, 912, 960, 1024, 1140, 1152, 1216, 1280, 1368, 1440, 1478, 1520, 1536, 1710, 1824, 1920, 2217, 2280, 2304, 2432, 2560, 2736, 2880, 2956, 3040, 3072, 3420, 3648, 3695, 3840, 4434, 4560, 4608, 4864, 5120, 5472, 5760, 5912, 6080, 6651, 6840, 7296, 7390, 7680, 8868, 9120, 9216, 9728, 10944, 11085, 11520, 11824, 12160, 13302, 13680, 14041, 14592, 14780, 15360, 17736, 18240, 19456, 21888, 22170, 23040, 23648, 24320, 26604, 27360, 28082, 29184, 29560, 33255, 35472, 36480, 42123, 43776, 44340, 46080, 47296, 48640, 53208, 54720, 56164, 58368, 59120, 66510, 70205, 70944, 72960, 84246, 87552, 88680, 94592, 97280, 106416, 109440, 112328, 118240, 126369, 133020, 140410, 141888, 145920, 168492, 175104, 177360, 189184, 210615, 212832, 218880, 224656, 236480, 252738, 266040, 280820, 283776, 291840, 336984, 354720, 378368, 421230, 425664, 437760, 449312, 472960, 505476, 532080, 561640, 567552, 631845, 673968, 709440, 756736, 842460, 851328, 875520, 898624, 945920, 1010952, 1064160, 1123280, 1135104, 1263690, 1347936, 1418880, 1684920, 1702656, 1797248, 1891840, 2021904, 2128320, 2246560, 2270208, 2527380, 2695872, 2837760, 3369840, 3405312, 3594496, 3783680, 4043808, 4256640, 4493120, 5054760, 5391744, 5675520, 6739680, 6810624, 7188992, 8087616, 8513280, 8986240, 10109520, 10783488, 11351040, 13479360, 14377984, 16175232, 17026560, 17972480, 20219040, 21566976, 26958720, 32350464, 34053120, 35944960, 40438080, 43133952, 53917440, 64700928, 71889920, 80876160, 107834880, 129401856, 161752320, 215669760, 323504640, 647009280]

約数ペア:

[(1, 647009280), (2, 323504640), (3, 215669760), (4, 161752320), (5, 129401856), (6, 107834880), (8, 80876160), (9, 71889920), (10, 64700928), (12, 53917440), (15, 43133952), (16, 40438080), (18, 35944960), (19, 34053120), (20, 32350464), (24, 26958720), (30, 21566976), (32, 20219040), (36, 17972480), (38, 17026560), (40, 16175232), (45, 14377984), (48, 13479360), (57, 11351040), (60, 10783488), (64, 10109520), (72, 8986240), (76, 8513280), (80, 8087616), (90, 7188992), (95, 6810624), (96, 6739680), (114, 5675520), (120, 5391744), (128, 5054760), (144, 4493120), (152, 4256640), (160, 4043808), (171, 3783680), (180, 3594496), (190, 3405312), (192, 3369840), (228, 2837760), (240, 2695872), (256, 2527380), (285, 2270208), (288, 2246560), (304, 2128320), (320, 2021904), (342, 1891840), (360, 1797248), (380, 1702656), (384, 1684920), (456, 1418880), (480, 1347936), (512, 1263690), (570, 1135104), (576, 1123280), (608, 1064160), (640, 1010952), (684, 945920), (720, 898624), (739, 875520), (760, 851328), (768, 842460), (855, 756736), (912, 709440), (960, 673968), (1024, 631845), (1140, 567552), (1152, 561640), (1216, 532080), (1280, 505476), (1368, 472960), (1440, 449312), (1478, 437760), (1520, 425664), (1536, 421230), (1710, 378368), (1824, 354720), (1920, 336984), (2217, 291840), (2280, 283776), (2304, 280820), (2432, 266040), (2560, 252738), (2736, 236480), (2880, 224656), (2956, 218880), (3040, 212832), (3072, 210615), (3420, 189184), (3648, 177360), (3695, 175104), (3840, 168492), (4434, 145920), (4560, 141888), (4608, 140410), (4864, 133020), (5120, 126369), (5472, 118240), (5760, 112328), (5912, 109440), (6080, 106416), (6651, 97280), (6840, 94592), (7296, 88680), (7390, 87552), (7680, 84246), (8868, 72960), (9120, 70944), (9216, 70205), (9728, 66510), (10944, 59120), (11085, 58368), (11520, 56164), (11824, 54720), (12160, 53208), (13302, 48640), (13680, 47296), (14041, 46080), (14592, 44340), (14780, 43776), (15360, 42123), (17736, 36480), (18240, 35472), (19456, 33255), (21888, 29560), (22170, 29184), (23040, 28082), (23648, 27360), (24320, 26604)]