149122240

素因数分解:

$2^6\times 5^1\times {\mathrm{641}}^1\times {\mathrm{727}}^1$

素因数の和:1385

約数の個数: 56

約数和(自身を含む): 356140512

約数和(自身を除く): 207018272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 641, 727, 1282, 1454, 2564, 2908, 3205, 3635, 5128, 5816, 6410, 7270, 10256, 11632, 12820, 14540, 20512, 23264, 25640, 29080, 41024, 46528, 51280, 58160, 102560, 116320, 205120, 232640, 466007, 932014, 1864028, 2330035, 3728056, 4660070, 7456112, 9320140, 14912224, 18640280, 29824448, 37280560, 74561120, 149122240]

約数ペア:

[(1, 149122240), (2, 74561120), (4, 37280560), (5, 29824448), (8, 18640280), (10, 14912224), (16, 9320140), (20, 7456112), (32, 4660070), (40, 3728056), (64, 2330035), (80, 1864028), (160, 932014), (320, 466007), (641, 232640), (727, 205120), (1282, 116320), (1454, 102560), (2564, 58160), (2908, 51280), (3205, 46528), (3635, 41024), (5128, 29080), (5816, 25640), (6410, 23264), (7270, 20512), (10256, 14540), (11632, 12820)]