219472812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 628031040

約数和(自身を除く): 408558228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 103, 116, 117, 156, 157, 174, 206, 234, 261, 309, 314, 348, 377, 412, 468, 471, 522, 618, 628, 754, 927, 942, 1044, 1131, 1236, 1339, 1413, 1508, 1854, 1884, 2041, 2262, 2678, 2826, 2987, 3393, 3708, 4017, 4082, 4524, 4553, 5356, 5652, 5974, 6123, 6786, 8034, 8164, 8961, 9106, 11948, 12051, 12246, 13572, 13659, 16068, 16171, 17922, 18212, 18369, 24102, 24492, 26883, 27318, 32342, 35844, 36738, 38831, 40977, 48204, 48513, 53766, 54636, 59189, 64684, 73476, 77662, 81954, 97026, 107532, 116493, 118378, 145539, 155324, 163908, 177567, 194052, 210223, 232986, 236756, 291078, 349479, 355134, 420446, 465972, 468959, 532701, 582156, 630669, 698958, 710268, 840892, 937918, 1065402, 1261338, 1397916, 1406877, 1875836, 1892007, 2130804, 2522676, 2813754, 3784014, 4220631, 5627508, 6096467, 7568028, 8441262, 12192934, 16882524, 18289401, 24385868, 36578802, 54868203, 73157604, 109736406, 219472812]

約数ペア:

[(1, 219472812), (2, 109736406), (3, 73157604), (4, 54868203), (6, 36578802), (9, 24385868), (12, 18289401), (13, 16882524), (18, 12192934), (26, 8441262), (29, 7568028), (36, 6096467), (39, 5627508), (52, 4220631), (58, 3784014), (78, 2813754), (87, 2522676), (103, 2130804), (116, 1892007), (117, 1875836), (156, 1406877), (157, 1397916), (174, 1261338), (206, 1065402), (234, 937918), (261, 840892), (309, 710268), (314, 698958), (348, 630669), (377, 582156), (412, 532701), (468, 468959), (471, 465972), (522, 420446), (618, 355134), (628, 349479), (754, 291078), (927, 236756), (942, 232986), (1044, 210223), (1131, 194052), (1236, 177567), (1339, 163908), (1413, 155324), (1508, 145539), (1854, 118378), (1884, 116493), (2041, 107532), (2262, 97026), (2678, 81954), (2826, 77662), (2987, 73476), (3393, 64684), (3708, 59189), (4017, 54636), (4082, 53766), (4524, 48513), (4553, 48204), (5356, 40977), (5652, 38831), (5974, 36738), (6123, 35844), (6786, 32342), (8034, 27318), (8164, 26883), (8961, 24492), (9106, 24102), (11948, 18369), (12051, 18212), (12246, 17922), (13572, 16171), (13659, 16068)]