268516490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 553900032

約数和(自身を除く): 285383542

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 211, 230, 253, 422, 503, 506, 1006, 1055, 1265, 2110, 2321, 2515, 2530, 4642, 4853, 5030, 5533, 9706, 11066, 11569, 11605, 23138, 23210, 24265, 27665, 48530, 53383, 55330, 57845, 106133, 106766, 115690, 127259, 212266, 254518, 266915, 530665, 533830, 636295, 1061330, 1167463, 1272590, 2334926, 2441059, 4882118, 5837315, 11674630, 12205295, 24410590, 26851649, 53703298, 134258245, 268516490]

約数ペア:

[(1, 268516490), (2, 134258245), (5, 53703298), (10, 26851649), (11, 24410590), (22, 12205295), (23, 11674630), (46, 5837315), (55, 4882118), (110, 2441059), (115, 2334926), (211, 1272590), (230, 1167463), (253, 1061330), (422, 636295), (503, 533830), (506, 530665), (1006, 266915), (1055, 254518), (1265, 212266), (2110, 127259), (2321, 115690), (2515, 106766), (2530, 106133), (4642, 57845), (4853, 55330), (5030, 53383), (5533, 48530), (9706, 27665), (11066, 24265), (11569, 23210), (11605, 23138)]