178920112

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 422472960

約数和(自身を除く): 243552848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 83, 112, 133, 152, 166, 266, 304, 332, 532, 581, 664, 1013, 1064, 1162, 1328, 1577, 2026, 2128, 2324, 3154, 4052, 4648, 6308, 7091, 8104, 9296, 11039, 12616, 14182, 16208, 19247, 22078, 25232, 28364, 38494, 44156, 56728, 76988, 84079, 88312, 113456, 134729, 153976, 168158, 176624, 269458, 307952, 336316, 538916, 588553, 672632, 1077832, 1177106, 1345264, 1597501, 2155664, 2354212, 3195002, 4708424, 6390004, 9416848, 11182507, 12780008, 22365014, 25560016, 44730028, 89460056, 178920112]

約数ペア:

[(1, 178920112), (2, 89460056), (4, 44730028), (7, 25560016), (8, 22365014), (14, 12780008), (16, 11182507), (19, 9416848), (28, 6390004), (38, 4708424), (56, 3195002), (76, 2354212), (83, 2155664), (112, 1597501), (133, 1345264), (152, 1177106), (166, 1077832), (266, 672632), (304, 588553), (332, 538916), (532, 336316), (581, 307952), (664, 269458), (1013, 176624), (1064, 168158), (1162, 153976), (1328, 134729), (1577, 113456), (2026, 88312), (2128, 84079), (2324, 76988), (3154, 56728), (4052, 44156), (4648, 38494), (6308, 28364), (7091, 25232), (8104, 22078), (9296, 19247), (11039, 16208), (12616, 14182)]