61437440

素因数分解:

$2^9\times 5^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 80

約数和(自身を含む): 149374368

約数和(自身を除く): 87936928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 233, 256, 320, 412, 466, 512, 515, 640, 824, 932, 1030, 1165, 1280, 1648, 1864, 2060, 2330, 2560, 3296, 3728, 4120, 4660, 6592, 7456, 8240, 9320, 13184, 14912, 16480, 18640, 23999, 26368, 29824, 32960, 37280, 47998, 52736, 59648, 65920, 74560, 95996, 119296, 119995, 131840, 149120, 191992, 239990, 263680, 298240, 383984, 479980, 596480, 767968, 959960, 1535936, 1919920, 3071872, 3839840, 6143744, 7679680, 12287488, 15359360, 30718720, 61437440]

約数ペア:

[(1, 61437440), (2, 30718720), (4, 15359360), (5, 12287488), (8, 7679680), (10, 6143744), (16, 3839840), (20, 3071872), (32, 1919920), (40, 1535936), (64, 959960), (80, 767968), (103, 596480), (128, 479980), (160, 383984), (206, 298240), (233, 263680), (256, 239990), (320, 191992), (412, 149120), (466, 131840), (512, 119995), (515, 119296), (640, 95996), (824, 74560), (932, 65920), (1030, 59648), (1165, 52736), (1280, 47998), (1648, 37280), (1864, 32960), (2060, 29824), (2330, 26368), (2560, 23999), (3296, 18640), (3728, 16480), (4120, 14912), (4660, 13184), (6592, 9320), (7456, 8240)]