258729240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28001}}^1$

素因数の和:28033

約数の個数: 128

約数和(自身を含む): 967749120

約数和(自身を除く): 709019880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 28001, 56002, 84003, 112004, 140005, 168006, 196007, 224008, 280010, 308011, 336012, 392014, 420015, 560020, 588021, 616022, 672024, 784028, 840030, 924033, 980035, 1120040, 1176042, 1232044, 1540055, 1568056, 1680060, 1848066, 1960070, 2156077, 2352084, 2464088, 2940105, 3080110, 3360120, 3696132, 3920140, 4312154, 4620165, 4704168, 5880210, 6160220, 6468231, 7392264, 7840280, 8624308, 9240330, 10780385, 11760420, 12320440, 12936462, 17248616, 18480660, 21560770, 23520840, 25872924, 32341155, 36961320, 43121540, 51745848, 64682310, 86243080, 129364620, 258729240]

約数ペア:

[(1, 258729240), (2, 129364620), (3, 86243080), (4, 64682310), (5, 51745848), (6, 43121540), (7, 36961320), (8, 32341155), (10, 25872924), (11, 23520840), (12, 21560770), (14, 18480660), (15, 17248616), (20, 12936462), (21, 12320440), (22, 11760420), (24, 10780385), (28, 9240330), (30, 8624308), (33, 7840280), (35, 7392264), (40, 6468231), (42, 6160220), (44, 5880210), (55, 4704168), (56, 4620165), (60, 4312154), (66, 3920140), (70, 3696132), (77, 3360120), (84, 3080110), (88, 2940105), (105, 2464088), (110, 2352084), (120, 2156077), (132, 1960070), (140, 1848066), (154, 1680060), (165, 1568056), (168, 1540055), (210, 1232044), (220, 1176042), (231, 1120040), (264, 980035), (280, 924033), (308, 840030), (330, 784028), (385, 672024), (420, 616022), (440, 588021), (462, 560020), (616, 420015), (660, 392014), (770, 336012), (840, 308011), (924, 280010), (1155, 224008), (1320, 196007), (1540, 168006), (1848, 140005), (2310, 112004), (3080, 84003), (4620, 56002), (9240, 28001)]