158502256

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 369420800

約数和(自身を除く): 210918544

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 121, 124, 139, 152, 176, 209, 242, 248, 278, 304, 341, 418, 484, 496, 556, 589, 682, 836, 968, 1112, 1178, 1364, 1529, 1672, 1936, 2224, 2299, 2356, 2641, 2728, 3058, 3344, 3751, 4309, 4598, 4712, 5282, 5456, 6116, 6479, 7502, 8618, 9196, 9424, 10564, 12232, 12958, 15004, 16819, 17236, 18392, 21128, 24464, 25916, 29051, 30008, 33638, 34472, 36784, 42256, 47399, 51832, 58102, 60016, 67276, 68944, 71269, 81871, 94798, 103664, 116204, 134552, 142538, 163742, 189596, 232408, 269104, 285076, 319561, 327484, 379192, 464816, 521389, 570152, 639122, 654968, 758384, 900581, 1042778, 1140304, 1278244, 1309936, 1801162, 2085556, 2556488, 3602324, 4171112, 5112976, 7204648, 8342224, 9906391, 14409296, 19812782, 39625564, 79251128, 158502256]

約数ペア:

[(1, 158502256), (2, 79251128), (4, 39625564), (8, 19812782), (11, 14409296), (16, 9906391), (19, 8342224), (22, 7204648), (31, 5112976), (38, 4171112), (44, 3602324), (62, 2556488), (76, 2085556), (88, 1801162), (121, 1309936), (124, 1278244), (139, 1140304), (152, 1042778), (176, 900581), (209, 758384), (242, 654968), (248, 639122), (278, 570152), (304, 521389), (341, 464816), (418, 379192), (484, 327484), (496, 319561), (556, 285076), (589, 269104), (682, 232408), (836, 189596), (968, 163742), (1112, 142538), (1178, 134552), (1364, 116204), (1529, 103664), (1672, 94798), (1936, 81871), (2224, 71269), (2299, 68944), (2356, 67276), (2641, 60016), (2728, 58102), (3058, 51832), (3344, 47399), (3751, 42256), (4309, 36784), (4598, 34472), (4712, 33638), (5282, 30008), (5456, 29051), (6116, 25916), (6479, 24464), (7502, 21128), (8618, 18392), (9196, 17236), (9424, 16819), (10564, 15004), (12232, 12958)]