263556072

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2072

約数の個数: 128

約数和(自身を含む): 805593600

約数和(自身を除く): 542037528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 47, 52, 54, 72, 78, 94, 104, 108, 117, 141, 156, 188, 216, 234, 282, 312, 351, 376, 423, 468, 564, 611, 702, 846, 936, 1128, 1222, 1269, 1404, 1692, 1833, 1997, 2444, 2538, 2808, 3384, 3666, 3994, 4888, 5076, 5499, 5991, 7332, 7988, 10152, 10998, 11982, 14664, 15976, 16497, 17973, 21996, 23964, 25961, 32994, 35946, 43992, 47928, 51922, 53919, 65988, 71892, 77883, 93859, 103844, 107838, 131976, 143784, 155766, 187718, 207688, 215676, 233649, 281577, 311532, 375436, 431352, 467298, 563154, 623064, 700947, 750872, 844731, 934596, 1126308, 1220167, 1401894, 1689462, 1869192, 2252616, 2440334, 2534193, 2803788, 3378924, 3660501, 4880668, 5068386, 5607576, 6757848, 7321002, 9761336, 10136772, 10981503, 14642004, 20273544, 21963006, 29284008, 32944509, 43926012, 65889018, 87852024, 131778036, 263556072]

約数ペア:

[(1, 263556072), (2, 131778036), (3, 87852024), (4, 65889018), (6, 43926012), (8, 32944509), (9, 29284008), (12, 21963006), (13, 20273544), (18, 14642004), (24, 10981503), (26, 10136772), (27, 9761336), (36, 7321002), (39, 6757848), (47, 5607576), (52, 5068386), (54, 4880668), (72, 3660501), (78, 3378924), (94, 2803788), (104, 2534193), (108, 2440334), (117, 2252616), (141, 1869192), (156, 1689462), (188, 1401894), (216, 1220167), (234, 1126308), (282, 934596), (312, 844731), (351, 750872), (376, 700947), (423, 623064), (468, 563154), (564, 467298), (611, 431352), (702, 375436), (846, 311532), (936, 281577), (1128, 233649), (1222, 215676), (1269, 207688), (1404, 187718), (1692, 155766), (1833, 143784), (1997, 131976), (2444, 107838), (2538, 103844), (2808, 93859), (3384, 77883), (3666, 71892), (3994, 65988), (4888, 53919), (5076, 51922), (5499, 47928), (5991, 43992), (7332, 35946), (7988, 32994), (10152, 25961), (10998, 23964), (11982, 21996), (14664, 17973), (15976, 16497)]