56561960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 160876800

約数和(自身を除く): 104314840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 260, 280, 287, 328, 364, 379, 410, 455, 520, 533, 574, 728, 758, 820, 910, 1066, 1148, 1435, 1516, 1640, 1820, 1895, 2132, 2296, 2653, 2665, 2870, 3032, 3640, 3731, 3790, 4264, 4927, 5306, 5330, 5740, 7462, 7580, 9854, 10612, 10660, 11480, 13265, 14924, 15160, 15539, 18655, 19708, 21224, 21320, 24635, 26530, 29848, 31078, 34489, 37310, 39416, 49270, 53060, 62156, 68978, 74620, 77695, 98540, 106120, 108773, 124312, 137956, 149240, 155390, 172445, 197080, 202007, 217546, 275912, 310780, 344890, 404014, 435092, 543865, 621560, 689780, 808028, 870184, 1010035, 1087730, 1379560, 1414049, 1616056, 2020070, 2175460, 2828098, 4040140, 4350920, 5656196, 7070245, 8080280, 11312392, 14140490, 28280980, 56561960]

約数ペア:

[(1, 56561960), (2, 28280980), (4, 14140490), (5, 11312392), (7, 8080280), (8, 7070245), (10, 5656196), (13, 4350920), (14, 4040140), (20, 2828098), (26, 2175460), (28, 2020070), (35, 1616056), (40, 1414049), (41, 1379560), (52, 1087730), (56, 1010035), (65, 870184), (70, 808028), (82, 689780), (91, 621560), (104, 543865), (130, 435092), (140, 404014), (164, 344890), (182, 310780), (205, 275912), (260, 217546), (280, 202007), (287, 197080), (328, 172445), (364, 155390), (379, 149240), (410, 137956), (455, 124312), (520, 108773), (533, 106120), (574, 98540), (728, 77695), (758, 74620), (820, 68978), (910, 62156), (1066, 53060), (1148, 49270), (1435, 39416), (1516, 37310), (1640, 34489), (1820, 31078), (1895, 29848), (2132, 26530), (2296, 24635), (2653, 21320), (2665, 21224), (2870, 19708), (3032, 18655), (3640, 15539), (3731, 15160), (3790, 14924), (4264, 13265), (4927, 11480), (5306, 10660), (5330, 10612), (5740, 9854), (7462, 7580)]