168023840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2909}}^1$

素因数の和:2962

約数の個数: 72

約数和(自身を含む): 419092380

約数和(自身を除く): 251068540

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 2909, 3040, 3610, 5776, 5818, 7220, 11552, 11636, 14440, 14545, 23272, 28880, 29090, 46544, 55271, 57760, 58180, 93088, 110542, 116360, 221084, 232720, 276355, 442168, 465440, 552710, 884336, 1050149, 1105420, 1768672, 2100298, 2210840, 4200596, 4421680, 5250745, 8401192, 8843360, 10501490, 16802384, 21002980, 33604768, 42005960, 84011920, 168023840]

約数ペア:

[(1, 168023840), (2, 84011920), (4, 42005960), (5, 33604768), (8, 21002980), (10, 16802384), (16, 10501490), (19, 8843360), (20, 8401192), (32, 5250745), (38, 4421680), (40, 4200596), (76, 2210840), (80, 2100298), (95, 1768672), (152, 1105420), (160, 1050149), (190, 884336), (304, 552710), (361, 465440), (380, 442168), (608, 276355), (722, 232720), (760, 221084), (1444, 116360), (1520, 110542), (1805, 93088), (2888, 58180), (2909, 57760), (3040, 55271), (3610, 46544), (5776, 29090), (5818, 28880), (7220, 23272), (11552, 14545), (11636, 14440)]