201223015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 308183040

約数和(自身を除く): 106960025

約数列:

[1, 5, 7, 19, 31, 35, 43, 95, 133, 155, 215, 217, 227, 301, 589, 665, 817, 1085, 1135, 1333, 1505, 1589, 2945, 4085, 4123, 4313, 5719, 6665, 7037, 7945, 9331, 9761, 20615, 21565, 25327, 28595, 30191, 35185, 46655, 48805, 49259, 68327, 126635, 133703, 150955, 177289, 185459, 246295, 302591, 341635, 668515, 886445, 927295, 935921, 1298213, 1512955, 2118137, 4679605, 5749229, 6491065, 10590685, 28746145, 40244603, 201223015]

約数ペア:

[(1, 201223015), (5, 40244603), (7, 28746145), (19, 10590685), (31, 6491065), (35, 5749229), (43, 4679605), (95, 2118137), (133, 1512955), (155, 1298213), (215, 935921), (217, 927295), (227, 886445), (301, 668515), (589, 341635), (665, 302591), (817, 246295), (1085, 185459), (1135, 177289), (1333, 150955), (1505, 133703), (1589, 126635), (2945, 68327), (4085, 49259), (4123, 48805), (4313, 46655), (5719, 35185), (6665, 30191), (7037, 28595), (7945, 25327), (9331, 21565), (9761, 20615)]