127998528

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:880

約数の個数: 112

約数和(自身を含む): 390534144

約数和(自身を除く): 262535616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 131, 168, 192, 224, 262, 336, 393, 448, 524, 672, 727, 786, 917, 1048, 1344, 1454, 1572, 1834, 2096, 2181, 2751, 2908, 3144, 3668, 4192, 4362, 5089, 5502, 5816, 6288, 7336, 8384, 8724, 10178, 11004, 11632, 12576, 14672, 15267, 17448, 20356, 22008, 23264, 25152, 29344, 30534, 34896, 40712, 44016, 46528, 58688, 61068, 69792, 81424, 88032, 95237, 122136, 139584, 162848, 176064, 190474, 244272, 285711, 325696, 380948, 488544, 571422, 666659, 761896, 977088, 1142844, 1333318, 1523792, 1999977, 2285688, 2666636, 3047584, 3999954, 4571376, 5333272, 6095168, 7999908, 9142752, 10666544, 15999816, 18285504, 21333088, 31999632, 42666176, 63999264, 127998528]

約数ペア:

[(1, 127998528), (2, 63999264), (3, 42666176), (4, 31999632), (6, 21333088), (7, 18285504), (8, 15999816), (12, 10666544), (14, 9142752), (16, 7999908), (21, 6095168), (24, 5333272), (28, 4571376), (32, 3999954), (42, 3047584), (48, 2666636), (56, 2285688), (64, 1999977), (84, 1523792), (96, 1333318), (112, 1142844), (131, 977088), (168, 761896), (192, 666659), (224, 571422), (262, 488544), (336, 380948), (393, 325696), (448, 285711), (524, 244272), (672, 190474), (727, 176064), (786, 162848), (917, 139584), (1048, 122136), (1344, 95237), (1454, 88032), (1572, 81424), (1834, 69792), (2096, 61068), (2181, 58688), (2751, 46528), (2908, 44016), (3144, 40712), (3668, 34896), (4192, 30534), (4362, 29344), (5089, 25152), (5502, 23264), (5816, 22008), (6288, 20356), (7336, 17448), (8384, 15267), (8724, 14672), (10178, 12576), (11004, 11632)]