378185920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 168

約数和(自身を含む): 1063264320

約数和(自身を除く): 685078400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 89, 98, 112, 140, 160, 178, 196, 224, 245, 271, 280, 320, 356, 392, 445, 448, 490, 542, 560, 623, 712, 784, 890, 980, 1084, 1120, 1246, 1355, 1424, 1568, 1780, 1897, 1960, 2168, 2240, 2492, 2710, 2848, 3115, 3136, 3560, 3794, 3920, 4336, 4361, 4984, 5420, 5696, 6230, 7120, 7588, 7840, 8672, 8722, 9485, 9968, 10840, 12460, 13279, 14240, 15176, 15680, 17344, 17444, 18970, 19936, 21680, 21805, 24119, 24920, 26558, 28480, 30352, 34888, 37940, 39872, 43360, 43610, 48238, 49840, 53116, 60704, 66395, 69776, 75880, 86720, 87220, 96476, 99680, 106232, 120595, 121408, 132790, 139552, 151760, 168833, 174440, 192952, 199360, 212464, 241190, 265580, 279104, 303520, 337666, 348880, 385904, 424928, 482380, 531160, 607040, 675332, 697760, 771808, 844165, 849856, 964760, 1062320, 1181831, 1350664, 1395520, 1543616, 1688330, 1929520, 2124640, 2363662, 2701328, 3376660, 3859040, 4249280, 4727324, 5402656, 5909155, 6753320, 7718080, 9454648, 10805312, 11818310, 13506640, 18909296, 23636620, 27013280, 37818592, 47273240, 54026560, 75637184, 94546480, 189092960, 378185920]

約数ペア:

[(1, 378185920), (2, 189092960), (4, 94546480), (5, 75637184), (7, 54026560), (8, 47273240), (10, 37818592), (14, 27013280), (16, 23636620), (20, 18909296), (28, 13506640), (32, 11818310), (35, 10805312), (40, 9454648), (49, 7718080), (56, 6753320), (64, 5909155), (70, 5402656), (80, 4727324), (89, 4249280), (98, 3859040), (112, 3376660), (140, 2701328), (160, 2363662), (178, 2124640), (196, 1929520), (224, 1688330), (245, 1543616), (271, 1395520), (280, 1350664), (320, 1181831), (356, 1062320), (392, 964760), (445, 849856), (448, 844165), (490, 771808), (542, 697760), (560, 675332), (623, 607040), (712, 531160), (784, 482380), (890, 424928), (980, 385904), (1084, 348880), (1120, 337666), (1246, 303520), (1355, 279104), (1424, 265580), (1568, 241190), (1780, 212464), (1897, 199360), (1960, 192952), (2168, 174440), (2240, 168833), (2492, 151760), (2710, 139552), (2848, 132790), (3115, 121408), (3136, 120595), (3560, 106232), (3794, 99680), (3920, 96476), (4336, 87220), (4361, 86720), (4984, 75880), (5420, 69776), (5696, 66395), (6230, 60704), (7120, 53116), (7588, 49840), (7840, 48238), (8672, 43610), (8722, 43360), (9485, 39872), (9968, 37940), (10840, 34888), (12460, 30352), (13279, 28480), (14240, 26558), (15176, 24920), (15680, 24119), (17344, 21805), (17444, 21680), (18970, 19936)]