295264840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 766402560

約数和(自身を除く): 471137720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 127, 130, 136, 170, 221, 254, 260, 263, 340, 442, 508, 520, 526, 635, 680, 884, 1016, 1052, 1105, 1270, 1315, 1651, 1768, 2104, 2159, 2210, 2540, 2630, 3302, 3419, 4318, 4420, 4471, 5080, 5260, 6604, 6838, 8255, 8636, 8840, 8942, 10520, 10795, 13208, 13676, 16510, 17095, 17272, 17884, 21590, 22355, 27352, 28067, 33020, 33401, 34190, 35768, 43180, 44710, 56134, 58123, 66040, 66802, 68380, 86360, 89420, 112268, 116246, 133604, 136760, 140335, 167005, 178840, 224536, 232492, 267208, 280670, 290615, 334010, 434213, 464984, 561340, 567817, 581230, 668020, 868426, 1122680, 1135634, 1162460, 1336040, 1736852, 2171065, 2271268, 2324920, 2839085, 3473704, 4342130, 4542536, 5678170, 7381621, 8684260, 11356340, 14763242, 17368520, 22712680, 29526484, 36908105, 59052968, 73816210, 147632420, 295264840]

約数ペア:

[(1, 295264840), (2, 147632420), (4, 73816210), (5, 59052968), (8, 36908105), (10, 29526484), (13, 22712680), (17, 17368520), (20, 14763242), (26, 11356340), (34, 8684260), (40, 7381621), (52, 5678170), (65, 4542536), (68, 4342130), (85, 3473704), (104, 2839085), (127, 2324920), (130, 2271268), (136, 2171065), (170, 1736852), (221, 1336040), (254, 1162460), (260, 1135634), (263, 1122680), (340, 868426), (442, 668020), (508, 581230), (520, 567817), (526, 561340), (635, 464984), (680, 434213), (884, 334010), (1016, 290615), (1052, 280670), (1105, 267208), (1270, 232492), (1315, 224536), (1651, 178840), (1768, 167005), (2104, 140335), (2159, 136760), (2210, 133604), (2540, 116246), (2630, 112268), (3302, 89420), (3419, 86360), (4318, 68380), (4420, 66802), (4471, 66040), (5080, 58123), (5260, 56134), (6604, 44710), (6838, 43180), (8255, 35768), (8636, 34190), (8840, 33401), (8942, 33020), (10520, 28067), (10795, 27352), (13208, 22355), (13676, 21590), (16510, 17884), (17095, 17272)]