199555590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22247}}^1$

素因数の和:22293

約数の個数: 64

約数和(自身を含む): 538223616

約数和(自身を除く): 338668026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 22247, 44494, 66741, 111235, 133482, 222470, 289211, 333705, 511681, 578422, 667410, 867633, 1023362, 1446055, 1535043, 1735266, 2558405, 2892110, 3070086, 4338165, 5116810, 6651853, 7675215, 8676330, 13303706, 15350430, 19955559, 33259265, 39911118, 66518530, 99777795, 199555590]

約数ペア:

[(1, 199555590), (2, 99777795), (3, 66518530), (5, 39911118), (6, 33259265), (10, 19955559), (13, 15350430), (15, 13303706), (23, 8676330), (26, 7675215), (30, 6651853), (39, 5116810), (46, 4338165), (65, 3070086), (69, 2892110), (78, 2558405), (115, 1735266), (130, 1535043), (138, 1446055), (195, 1023362), (230, 867633), (299, 667410), (345, 578422), (390, 511681), (598, 333705), (690, 289211), (897, 222470), (1495, 133482), (1794, 111235), (2990, 66741), (4485, 44494), (8970, 22247)]