64887774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 167608320

約数和(自身を除く): 102720546

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 43, 57, 61, 62, 86, 93, 114, 122, 129, 133, 183, 186, 217, 258, 266, 301, 366, 399, 427, 434, 589, 602, 651, 798, 817, 854, 903, 1159, 1178, 1281, 1302, 1333, 1634, 1767, 1806, 1891, 2318, 2451, 2562, 2623, 2666, 3477, 3534, 3782, 3999, 4123, 4902, 5246, 5673, 5719, 6954, 7869, 7998, 8113, 8246, 9331, 11346, 11438, 12369, 13237, 15738, 16226, 17157, 18361, 18662, 24339, 24738, 25327, 26474, 27993, 34314, 35929, 36722, 39711, 48678, 49837, 50654, 55083, 55986, 71858, 75981, 79422, 81313, 99674, 107787, 110166, 149511, 151962, 162626, 177289, 215574, 243939, 251503, 299022, 348859, 354578, 487878, 503006, 531867, 569191, 697718, 754509, 1046577, 1063734, 1138382, 1509018, 1544947, 1707573, 2093154, 3089894, 3415146, 4634841, 9269682, 10814629, 21629258, 32443887, 64887774]

約数ペア:

[(1, 64887774), (2, 32443887), (3, 21629258), (6, 10814629), (7, 9269682), (14, 4634841), (19, 3415146), (21, 3089894), (31, 2093154), (38, 1707573), (42, 1544947), (43, 1509018), (57, 1138382), (61, 1063734), (62, 1046577), (86, 754509), (93, 697718), (114, 569191), (122, 531867), (129, 503006), (133, 487878), (183, 354578), (186, 348859), (217, 299022), (258, 251503), (266, 243939), (301, 215574), (366, 177289), (399, 162626), (427, 151962), (434, 149511), (589, 110166), (602, 107787), (651, 99674), (798, 81313), (817, 79422), (854, 75981), (903, 71858), (1159, 55986), (1178, 55083), (1281, 50654), (1302, 49837), (1333, 48678), (1634, 39711), (1767, 36722), (1806, 35929), (1891, 34314), (2318, 27993), (2451, 26474), (2562, 25327), (2623, 24738), (2666, 24339), (3477, 18662), (3534, 18361), (3782, 17157), (3999, 16226), (4123, 15738), (4902, 13237), (5246, 12369), (5673, 11438), (5719, 11346), (6954, 9331), (7869, 8246), (7998, 8113)]