216346768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2156

約数の個数: 80

約数和(自身を含む): 497111040

約数和(自身を除く): 280764272

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1364, 1672, 2087, 2356, 2728, 3344, 4174, 4712, 5456, 6479, 8348, 9424, 12958, 16696, 22957, 25916, 33392, 39653, 45914, 51832, 64697, 79306, 91828, 103664, 129394, 158612, 183656, 258788, 317224, 367312, 436183, 517576, 634448, 711667, 872366, 1035152, 1229243, 1423334, 1744732, 2458486, 2846668, 3489464, 4916972, 5693336, 6978928, 9833944, 11386672, 13521673, 19667888, 27043346, 54086692, 108173384, 216346768]

約数ペア:

[(1, 216346768), (2, 108173384), (4, 54086692), (8, 27043346), (11, 19667888), (16, 13521673), (19, 11386672), (22, 9833944), (31, 6978928), (38, 5693336), (44, 4916972), (62, 3489464), (76, 2846668), (88, 2458486), (124, 1744732), (152, 1423334), (176, 1229243), (209, 1035152), (248, 872366), (304, 711667), (341, 634448), (418, 517576), (496, 436183), (589, 367312), (682, 317224), (836, 258788), (1178, 183656), (1364, 158612), (1672, 129394), (2087, 103664), (2356, 91828), (2728, 79306), (3344, 64697), (4174, 51832), (4712, 45914), (5456, 39653), (6479, 33392), (8348, 25916), (9424, 22957), (12958, 16696)]