123149728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 278232192

約数和(自身を除く): 155082464

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 61, 92, 104, 122, 184, 208, 211, 244, 299, 368, 416, 422, 488, 598, 736, 793, 844, 976, 1196, 1403, 1586, 1688, 1952, 2392, 2743, 2806, 3172, 3376, 4784, 4853, 5486, 5612, 6344, 6752, 9568, 9706, 10972, 11224, 12688, 12871, 18239, 19412, 21944, 22448, 25376, 25742, 36478, 38824, 43888, 44896, 51484, 63089, 72956, 77648, 87776, 102968, 126178, 145912, 155296, 167323, 205936, 252356, 291824, 296033, 334646, 411872, 504712, 583648, 592066, 669292, 1009424, 1184132, 1338584, 2018848, 2368264, 2677168, 3848429, 4736528, 5354336, 7696858, 9473056, 15393716, 30787432, 61574864, 123149728]

約数ペア:

[(1, 123149728), (2, 61574864), (4, 30787432), (8, 15393716), (13, 9473056), (16, 7696858), (23, 5354336), (26, 4736528), (32, 3848429), (46, 2677168), (52, 2368264), (61, 2018848), (92, 1338584), (104, 1184132), (122, 1009424), (184, 669292), (208, 592066), (211, 583648), (244, 504712), (299, 411872), (368, 334646), (416, 296033), (422, 291824), (488, 252356), (598, 205936), (736, 167323), (793, 155296), (844, 145912), (976, 126178), (1196, 102968), (1403, 87776), (1586, 77648), (1688, 72956), (1952, 63089), (2392, 51484), (2743, 44896), (2806, 43888), (3172, 38824), (3376, 36478), (4784, 25742), (4853, 25376), (5486, 22448), (5612, 21944), (6344, 19412), (6752, 18239), (9568, 12871), (9706, 12688), (10972, 11224)]