644127744

素因数分解:

$2^{10}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:290

約数の個数: 132

約数和(自身を含む): 1863572424

約数和(自身を除く): 1219444680

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 127, 128, 156, 192, 208, 254, 256, 312, 381, 384, 416, 508, 512, 624, 762, 768, 832, 1016, 1024, 1248, 1524, 1536, 1651, 1664, 2032, 2496, 3048, 3072, 3302, 3328, 4064, 4953, 4992, 6096, 6604, 6656, 8128, 9906, 9984, 12192, 13208, 13312, 16129, 16256, 19812, 19968, 24384, 26416, 32258, 32512, 39624, 39936, 48387, 48768, 52832, 64516, 65024, 79248, 96774, 97536, 105664, 129032, 130048, 158496, 193548, 195072, 209677, 211328, 258064, 316992, 387096, 390144, 419354, 422656, 516128, 629031, 633984, 774192, 838708, 845312, 1032256, 1258062, 1267968, 1548384, 1677416, 1690624, 2064512, 2516124, 2535936, 3096768, 3354832, 4129024, 5032248, 5071872, 6193536, 6709664, 8258048, 10064496, 12387072, 13419328, 16516096, 20128992, 24774144, 26838656, 40257984, 49548288, 53677312, 80515968, 107354624, 161031936, 214709248, 322063872, 644127744]

約数ペア:

[(1, 644127744), (2, 322063872), (3, 214709248), (4, 161031936), (6, 107354624), (8, 80515968), (12, 53677312), (13, 49548288), (16, 40257984), (24, 26838656), (26, 24774144), (32, 20128992), (39, 16516096), (48, 13419328), (52, 12387072), (64, 10064496), (78, 8258048), (96, 6709664), (104, 6193536), (127, 5071872), (128, 5032248), (156, 4129024), (192, 3354832), (208, 3096768), (254, 2535936), (256, 2516124), (312, 2064512), (381, 1690624), (384, 1677416), (416, 1548384), (508, 1267968), (512, 1258062), (624, 1032256), (762, 845312), (768, 838708), (832, 774192), (1016, 633984), (1024, 629031), (1248, 516128), (1524, 422656), (1536, 419354), (1651, 390144), (1664, 387096), (2032, 316992), (2496, 258064), (3048, 211328), (3072, 209677), (3302, 195072), (3328, 193548), (4064, 158496), (4953, 130048), (4992, 129032), (6096, 105664), (6604, 97536), (6656, 96774), (8128, 79248), (9906, 65024), (9984, 64516), (12192, 52832), (13208, 48768), (13312, 48387), (16129, 39936), (16256, 39624), (19812, 32512), (19968, 32258), (24384, 26416)]