About the Number

42780864

42780863 ← → 42780865

2進数表記:10100011001100100011000000

漢数字表記:四千二百七十八万八百六十四

素因数分解:

2 6 × 3 1 × 7 1 × 139 1 × 229 1

素因数の和:390
約数の個数: 112
約数和(自身を含む): 130860800
約数和(自身を除く): 88079936

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 139, 168, 192, 224, 229, 278, 336, 417, 448, 458, 556, 672, 687, 834, 916, 973, 1112, 1344, 1374, 1603, 1668, 1832, 1946, 2224, 2748, 2919, 3206, 3336, 3664, 3892, 4448, 4809, 5496, 5838, 6412, 6672, 7328, 7784, 8896, 9618, 10992, 11676, 12824, 13344, 14656, 15568, 19236, 21984, 23352, 25648, 26688, 31136, 31831, 38472, 43968, 46704, 51296, 62272, 63662, 76944, 93408, 95493, 102592, 127324, 153888, 186816, 190986, 222817, 254648, 307776, 381972, 445634, 509296, 668451, 763944, 891268, 1018592, 1336902, 1527888, 1782536, 2037184, 2673804, 3055776, 3565072, 5347608, 6111552, 7130144, 10695216, 14260288, 21390432, 42780864]

約数ペア:
[(1, 42780864), (2, 21390432), (3, 14260288), (4, 10695216), (6, 7130144), (7, 6111552), (8, 5347608), (12, 3565072), (14, 3055776), (16, 2673804), (21, 2037184), (24, 1782536), (28, 1527888), (32, 1336902), (42, 1018592), (48, 891268), (56, 763944), (64, 668451), (84, 509296), (96, 445634), (112, 381972), (139, 307776), (168, 254648), (192, 222817), (224, 190986), (229, 186816), (278, 153888), (336, 127324), (417, 102592), (448, 95493), (458, 93408), (556, 76944), (672, 63662), (687, 62272), (834, 51296), (916, 46704), (973, 43968), (1112, 38472), (1344, 31831), (1374, 31136), (1603, 26688), (1668, 25648), (1832, 23352), (1946, 21984), (2224, 19236), (2748, 15568), (2919, 14656), (3206, 13344), (3336, 12824), (3664, 11676), (3892, 10992), (4448, 9618), (4809, 8896), (5496, 7784), (5838, 7328), (6412, 6672)]

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