278603712

素因数分解:

$2^6\times 3^4\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:488

約数の個数: 140

約数和(自身を含む): 833014336

約数和(自身を除く): 554410624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 223, 241, 288, 324, 432, 446, 482, 576, 648, 669, 723, 864, 892, 964, 1296, 1338, 1446, 1728, 1784, 1928, 2007, 2169, 2592, 2676, 2892, 3568, 3856, 4014, 4338, 5184, 5352, 5784, 6021, 6507, 7136, 7712, 8028, 8676, 10704, 11568, 12042, 13014, 14272, 15424, 16056, 17352, 18063, 19521, 21408, 23136, 24084, 26028, 32112, 34704, 36126, 39042, 42816, 46272, 48168, 52056, 53743, 64224, 69408, 72252, 78084, 96336, 104112, 107486, 128448, 138816, 144504, 156168, 161229, 192672, 208224, 214972, 289008, 312336, 322458, 385344, 416448, 429944, 483687, 578016, 624672, 644916, 859888, 967374, 1156032, 1249344, 1289832, 1451061, 1719776, 1934748, 2579664, 2902122, 3439552, 3869496, 4353183, 5159328, 5804244, 7738992, 8706366, 10318656, 11608488, 15477984, 17412732, 23216976, 30955968, 34825464, 46433952, 69650928, 92867904, 139301856, 278603712]

約数ペア:

[(1, 278603712), (2, 139301856), (3, 92867904), (4, 69650928), (6, 46433952), (8, 34825464), (9, 30955968), (12, 23216976), (16, 17412732), (18, 15477984), (24, 11608488), (27, 10318656), (32, 8706366), (36, 7738992), (48, 5804244), (54, 5159328), (64, 4353183), (72, 3869496), (81, 3439552), (96, 2902122), (108, 2579664), (144, 1934748), (162, 1719776), (192, 1451061), (216, 1289832), (223, 1249344), (241, 1156032), (288, 967374), (324, 859888), (432, 644916), (446, 624672), (482, 578016), (576, 483687), (648, 429944), (669, 416448), (723, 385344), (864, 322458), (892, 312336), (964, 289008), (1296, 214972), (1338, 208224), (1446, 192672), (1728, 161229), (1784, 156168), (1928, 144504), (2007, 138816), (2169, 128448), (2592, 107486), (2676, 104112), (2892, 96336), (3568, 78084), (3856, 72252), (4014, 69408), (4338, 64224), (5184, 53743), (5352, 52056), (5784, 48168), (6021, 46272), (6507, 42816), (7136, 39042), (7712, 36126), (8028, 34704), (8676, 32112), (10704, 26028), (11568, 24084), (12042, 23136), (13014, 21408), (14272, 19521), (15424, 18063), (16056, 17352)]