127207240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 292118400

約数和(自身を除く): 164911160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 139, 167, 274, 278, 334, 548, 556, 668, 685, 695, 835, 1096, 1112, 1336, 1370, 1390, 1670, 2740, 2780, 3340, 5480, 5560, 6680, 19043, 22879, 23213, 38086, 45758, 46426, 76172, 91516, 92852, 95215, 114395, 116065, 152344, 183032, 185704, 190430, 228790, 232130, 380860, 457580, 464260, 761720, 915160, 928520, 3180181, 6360362, 12720724, 15900905, 25441448, 31801810, 63603620, 127207240]

約数ペア:

[(1, 127207240), (2, 63603620), (4, 31801810), (5, 25441448), (8, 15900905), (10, 12720724), (20, 6360362), (40, 3180181), (137, 928520), (139, 915160), (167, 761720), (274, 464260), (278, 457580), (334, 380860), (548, 232130), (556, 228790), (668, 190430), (685, 185704), (695, 183032), (835, 152344), (1096, 116065), (1112, 114395), (1336, 95215), (1370, 92852), (1390, 91516), (1670, 76172), (2740, 46426), (2780, 45758), (3340, 38086), (5480, 23213), (5560, 22879), (6680, 19043)]