72017568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 236658240

約数和(自身を除く): 164640672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 139, 144, 168, 224, 252, 257, 278, 288, 336, 417, 504, 514, 556, 672, 771, 834, 973, 1008, 1028, 1112, 1251, 1542, 1668, 1799, 1946, 2016, 2056, 2224, 2313, 2502, 2919, 3084, 3336, 3598, 3892, 4112, 4448, 4626, 5004, 5397, 5838, 6168, 6672, 7196, 7784, 8224, 8757, 9252, 10008, 10794, 11676, 12336, 13344, 14392, 15568, 16191, 17514, 18504, 20016, 21588, 23352, 24672, 28784, 31136, 32382, 35028, 35723, 37008, 40032, 43176, 46704, 57568, 64764, 70056, 71446, 74016, 86352, 93408, 107169, 129528, 140112, 142892, 172704, 214338, 250061, 259056, 280224, 285784, 321507, 428676, 500122, 518112, 571568, 643014, 750183, 857352, 1000244, 1143136, 1286028, 1500366, 1714704, 2000488, 2250549, 2572056, 3000732, 3429408, 4000976, 4501098, 5144112, 6001464, 8001952, 9002196, 10288224, 12002928, 18004392, 24005856, 36008784, 72017568]

約数ペア:

[(1, 72017568), (2, 36008784), (3, 24005856), (4, 18004392), (6, 12002928), (7, 10288224), (8, 9002196), (9, 8001952), (12, 6001464), (14, 5144112), (16, 4501098), (18, 4000976), (21, 3429408), (24, 3000732), (28, 2572056), (32, 2250549), (36, 2000488), (42, 1714704), (48, 1500366), (56, 1286028), (63, 1143136), (72, 1000244), (84, 857352), (96, 750183), (112, 643014), (126, 571568), (139, 518112), (144, 500122), (168, 428676), (224, 321507), (252, 285784), (257, 280224), (278, 259056), (288, 250061), (336, 214338), (417, 172704), (504, 142892), (514, 140112), (556, 129528), (672, 107169), (771, 93408), (834, 86352), (973, 74016), (1008, 71446), (1028, 70056), (1112, 64764), (1251, 57568), (1542, 46704), (1668, 43176), (1799, 40032), (1946, 37008), (2016, 35723), (2056, 35028), (2224, 32382), (2313, 31136), (2502, 28784), (2919, 24672), (3084, 23352), (3336, 21588), (3598, 20016), (3892, 18504), (4112, 17514), (4448, 16191), (4626, 15568), (5004, 14392), (5397, 13344), (5838, 12336), (6168, 11676), (6672, 10794), (7196, 10008), (7784, 9252), (8224, 8757)]