81780864

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1066

約数の個数: 128

約数和(自身を含む): 249696000

約数和(自身を除く): 167915136

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 128, 132, 152, 176, 192, 209, 228, 264, 304, 352, 384, 418, 456, 528, 608, 627, 704, 836, 912, 1019, 1056, 1216, 1254, 1408, 1672, 1824, 2038, 2112, 2432, 2508, 3057, 3344, 3648, 4076, 4224, 5016, 6114, 6688, 7296, 8152, 10032, 11209, 12228, 13376, 16304, 19361, 20064, 22418, 24456, 26752, 32608, 33627, 38722, 40128, 44836, 48912, 58083, 65216, 67254, 77444, 80256, 89672, 97824, 116166, 130432, 134508, 154888, 179344, 195648, 212971, 232332, 269016, 309776, 358688, 391296, 425942, 464664, 538032, 619552, 638913, 717376, 851884, 929328, 1076064, 1239104, 1277826, 1434752, 1703768, 1858656, 2152128, 2478208, 2555652, 3407536, 3717312, 4304256, 5111304, 6815072, 7434624, 10222608, 13630144, 20445216, 27260288, 40890432, 81780864]

約数ペア:

[(1, 81780864), (2, 40890432), (3, 27260288), (4, 20445216), (6, 13630144), (8, 10222608), (11, 7434624), (12, 6815072), (16, 5111304), (19, 4304256), (22, 3717312), (24, 3407536), (32, 2555652), (33, 2478208), (38, 2152128), (44, 1858656), (48, 1703768), (57, 1434752), (64, 1277826), (66, 1239104), (76, 1076064), (88, 929328), (96, 851884), (114, 717376), (128, 638913), (132, 619552), (152, 538032), (176, 464664), (192, 425942), (209, 391296), (228, 358688), (264, 309776), (304, 269016), (352, 232332), (384, 212971), (418, 195648), (456, 179344), (528, 154888), (608, 134508), (627, 130432), (704, 116166), (836, 97824), (912, 89672), (1019, 80256), (1056, 77444), (1216, 67254), (1254, 65216), (1408, 58083), (1672, 48912), (1824, 44836), (2038, 40128), (2112, 38722), (2432, 33627), (2508, 32608), (3057, 26752), (3344, 24456), (3648, 22418), (4076, 20064), (4224, 19361), (5016, 16304), (6114, 13376), (6688, 12228), (7296, 11209), (8152, 10032)]