277481880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 979261920

約数和(自身を除く): 701780040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 211, 234, 260, 281, 312, 360, 390, 422, 468, 520, 562, 585, 633, 780, 843, 844, 936, 1055, 1124, 1170, 1266, 1405, 1560, 1686, 1688, 1899, 2110, 2248, 2340, 2529, 2532, 2743, 2810, 3165, 3372, 3653, 3798, 4215, 4220, 4680, 5058, 5064, 5486, 5620, 6330, 6744, 7306, 7596, 8229, 8430, 8440, 9495, 10116, 10959, 10972, 11240, 12645, 12660, 13715, 14612, 15192, 16458, 16860, 18265, 18990, 20232, 21918, 21944, 24687, 25290, 25320, 27430, 29224, 32877, 32916, 33720, 36530, 37980, 41145, 43836, 49374, 50580, 54795, 54860, 59291, 65754, 65832, 73060, 75960, 82290, 87672, 98748, 101160, 109590, 109720, 118582, 123435, 131508, 146120, 164385, 164580, 177873, 197496, 219180, 237164, 246870, 263016, 296455, 328770, 329160, 355746, 438360, 474328, 493740, 533619, 592910, 657540, 711492, 770783, 889365, 987480, 1067238, 1185820, 1315080, 1422984, 1541566, 1778730, 2134476, 2312349, 2371640, 2668095, 3083132, 3557460, 3853915, 4268952, 4624698, 5336190, 6166264, 6937047, 7114920, 7707830, 9249396, 10672380, 11561745, 13874094, 15415660, 18498792, 21344760, 23123490, 27748188, 30831320, 34685235, 46246980, 55496376, 69370470, 92493960, 138740940, 277481880]

約数ペア:

[(1, 277481880), (2, 138740940), (3, 92493960), (4, 69370470), (5, 55496376), (6, 46246980), (8, 34685235), (9, 30831320), (10, 27748188), (12, 23123490), (13, 21344760), (15, 18498792), (18, 15415660), (20, 13874094), (24, 11561745), (26, 10672380), (30, 9249396), (36, 7707830), (39, 7114920), (40, 6937047), (45, 6166264), (52, 5336190), (60, 4624698), (65, 4268952), (72, 3853915), (78, 3557460), (90, 3083132), (104, 2668095), (117, 2371640), (120, 2312349), (130, 2134476), (156, 1778730), (180, 1541566), (195, 1422984), (211, 1315080), (234, 1185820), (260, 1067238), (281, 987480), (312, 889365), (360, 770783), (390, 711492), (422, 657540), (468, 592910), (520, 533619), (562, 493740), (585, 474328), (633, 438360), (780, 355746), (843, 329160), (844, 328770), (936, 296455), (1055, 263016), (1124, 246870), (1170, 237164), (1266, 219180), (1405, 197496), (1560, 177873), (1686, 164580), (1688, 164385), (1899, 146120), (2110, 131508), (2248, 123435), (2340, 118582), (2529, 109720), (2532, 109590), (2743, 101160), (2810, 98748), (3165, 87672), (3372, 82290), (3653, 75960), (3798, 73060), (4215, 65832), (4220, 65754), (4680, 59291), (5058, 54860), (5064, 54795), (5486, 50580), (5620, 49374), (6330, 43836), (6744, 41145), (7306, 37980), (7596, 36530), (8229, 33720), (8430, 32916), (8440, 32877), (9495, 29224), (10116, 27430), (10959, 25320), (10972, 25290), (11240, 24687), (12645, 21944), (12660, 21918), (13715, 20232), (14612, 18990), (15192, 18265), (16458, 16860)]