212707220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 514031616

約数和(自身を除く): 301324396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 127, 220, 230, 253, 254, 331, 460, 506, 508, 635, 662, 1012, 1265, 1270, 1324, 1397, 1655, 2530, 2540, 2794, 2921, 3310, 3641, 5060, 5588, 5842, 6620, 6985, 7282, 7613, 11684, 13970, 14564, 14605, 15226, 18205, 27940, 29210, 30452, 32131, 36410, 38065, 42037, 58420, 64262, 72820, 76130, 83743, 84074, 128524, 152260, 160655, 167486, 168148, 210185, 321310, 334972, 418715, 420370, 462407, 642620, 837430, 840740, 924814, 966851, 1674860, 1849628, 1933702, 2312035, 3867404, 4624070, 4834255, 9248140, 9668510, 10635361, 19337020, 21270722, 42541444, 53176805, 106353610, 212707220]

約数ペア:

[(1, 212707220), (2, 106353610), (4, 53176805), (5, 42541444), (10, 21270722), (11, 19337020), (20, 10635361), (22, 9668510), (23, 9248140), (44, 4834255), (46, 4624070), (55, 3867404), (92, 2312035), (110, 1933702), (115, 1849628), (127, 1674860), (220, 966851), (230, 924814), (253, 840740), (254, 837430), (331, 642620), (460, 462407), (506, 420370), (508, 418715), (635, 334972), (662, 321310), (1012, 210185), (1265, 168148), (1270, 167486), (1324, 160655), (1397, 152260), (1655, 128524), (2530, 84074), (2540, 83743), (2794, 76130), (2921, 72820), (3310, 64262), (3641, 58420), (5060, 42037), (5588, 38065), (5842, 36410), (6620, 32131), (6985, 30452), (7282, 29210), (7613, 27940), (11684, 18205), (13970, 15226), (14564, 14605)]