256649568

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20101}}^1$

素因数の和:20140

約数の個数: 96

約数和(自身を含む): 810512640

約数和(自身を除く): 553863072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1824, 2128, 3192, 4256, 6384, 12768, 20101, 40202, 60303, 80404, 120606, 140707, 160808, 241212, 281414, 321616, 381919, 422121, 482424, 562828, 643232, 763838, 844242, 964848, 1125656, 1145757, 1527676, 1688484, 1929696, 2251312, 2291514, 2673433, 3055352, 3376968, 4502624, 4583028, 5346866, 6110704, 6753936, 8020299, 9166056, 10693732, 12221408, 13507872, 16040598, 18332112, 21387464, 32081196, 36664224, 42774928, 64162392, 85549856, 128324784, 256649568]

約数ペア:

[(1, 256649568), (2, 128324784), (3, 85549856), (4, 64162392), (6, 42774928), (7, 36664224), (8, 32081196), (12, 21387464), (14, 18332112), (16, 16040598), (19, 13507872), (21, 12221408), (24, 10693732), (28, 9166056), (32, 8020299), (38, 6753936), (42, 6110704), (48, 5346866), (56, 4583028), (57, 4502624), (76, 3376968), (84, 3055352), (96, 2673433), (112, 2291514), (114, 2251312), (133, 1929696), (152, 1688484), (168, 1527676), (224, 1145757), (228, 1125656), (266, 964848), (304, 844242), (336, 763838), (399, 643232), (456, 562828), (532, 482424), (608, 422121), (672, 381919), (798, 321616), (912, 281414), (1064, 241212), (1596, 160808), (1824, 140707), (2128, 120606), (3192, 80404), (4256, 60303), (6384, 40202), (12768, 20101)]