209662880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1429}}^1$

素因数の和:1582

約数の個数: 96

約数和(自身を含む): 570810240

約数和(自身を除く): 361147360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 131, 140, 160, 224, 262, 280, 524, 560, 655, 917, 1048, 1120, 1310, 1429, 1834, 2096, 2620, 2858, 3668, 4192, 4585, 5240, 5716, 7145, 7336, 9170, 10003, 10480, 11432, 14290, 14672, 18340, 20006, 20960, 22864, 28580, 29344, 36680, 40012, 45728, 50015, 57160, 73360, 80024, 100030, 114320, 146720, 160048, 187199, 200060, 228640, 320096, 374398, 400120, 748796, 800240, 935995, 1310393, 1497592, 1600480, 1871990, 2620786, 2995184, 3743980, 5241572, 5990368, 6551965, 7487960, 10483144, 13103930, 14975920, 20966288, 26207860, 29951840, 41932576, 52415720, 104831440, 209662880]

約数ペア:

[(1, 209662880), (2, 104831440), (4, 52415720), (5, 41932576), (7, 29951840), (8, 26207860), (10, 20966288), (14, 14975920), (16, 13103930), (20, 10483144), (28, 7487960), (32, 6551965), (35, 5990368), (40, 5241572), (56, 3743980), (70, 2995184), (80, 2620786), (112, 1871990), (131, 1600480), (140, 1497592), (160, 1310393), (224, 935995), (262, 800240), (280, 748796), (524, 400120), (560, 374398), (655, 320096), (917, 228640), (1048, 200060), (1120, 187199), (1310, 160048), (1429, 146720), (1834, 114320), (2096, 100030), (2620, 80024), (2858, 73360), (3668, 57160), (4192, 50015), (4585, 45728), (5240, 40012), (5716, 36680), (7145, 29344), (7336, 28580), (9170, 22864), (10003, 20960), (10480, 20006), (11432, 18340), (14290, 14672)]