278863992

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:754

約数の個数: 128

約数和(自身を含む): 850291200

約数和(自身を除く): 571427208

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 241, 264, 297, 396, 482, 487, 594, 723, 792, 964, 974, 1188, 1446, 1461, 1928, 1948, 2169, 2376, 2651, 2892, 2922, 3896, 4338, 4383, 5302, 5357, 5784, 5844, 6507, 7953, 8676, 8766, 10604, 10714, 11688, 13014, 13149, 15906, 16071, 17352, 17532, 21208, 21428, 23859, 26028, 26298, 31812, 32142, 35064, 42856, 47718, 48213, 52056, 52596, 63624, 64284, 71577, 95436, 96426, 105192, 117367, 128568, 143154, 144639, 190872, 192852, 234734, 286308, 289278, 352101, 385704, 469468, 572616, 578556, 704202, 938936, 1056303, 1157112, 1291037, 1408404, 2112606, 2582074, 2816808, 3168909, 3873111, 4225212, 5164148, 6337818, 7746222, 8450424, 10328296, 11619333, 12675636, 15492444, 23238666, 25351272, 30984888, 34857999, 46477332, 69715998, 92954664, 139431996, 278863992]

約数ペア:

[(1, 278863992), (2, 139431996), (3, 92954664), (4, 69715998), (6, 46477332), (8, 34857999), (9, 30984888), (11, 25351272), (12, 23238666), (18, 15492444), (22, 12675636), (24, 11619333), (27, 10328296), (33, 8450424), (36, 7746222), (44, 6337818), (54, 5164148), (66, 4225212), (72, 3873111), (88, 3168909), (99, 2816808), (108, 2582074), (132, 2112606), (198, 1408404), (216, 1291037), (241, 1157112), (264, 1056303), (297, 938936), (396, 704202), (482, 578556), (487, 572616), (594, 469468), (723, 385704), (792, 352101), (964, 289278), (974, 286308), (1188, 234734), (1446, 192852), (1461, 190872), (1928, 144639), (1948, 143154), (2169, 128568), (2376, 117367), (2651, 105192), (2892, 96426), (2922, 95436), (3896, 71577), (4338, 64284), (4383, 63624), (5302, 52596), (5357, 52056), (5784, 48213), (5844, 47718), (6507, 42856), (7953, 35064), (8676, 32142), (8766, 31812), (10604, 26298), (10714, 26028), (11688, 23859), (13014, 21428), (13149, 21208), (15906, 17532), (16071, 17352)]