231757560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:406

約数の個数: 192

約数和(自身を含む): 791856000

約数和(自身を除く): 560098440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 79, 87, 90, 116, 120, 145, 158, 174, 180, 232, 237, 261, 281, 290, 316, 348, 360, 395, 435, 474, 522, 562, 580, 632, 696, 711, 790, 843, 870, 948, 1044, 1124, 1160, 1185, 1305, 1405, 1422, 1580, 1686, 1740, 1896, 2088, 2248, 2291, 2370, 2529, 2610, 2810, 2844, 3160, 3372, 3480, 3555, 4215, 4582, 4740, 5058, 5220, 5620, 5688, 6744, 6873, 7110, 8149, 8430, 9164, 9480, 10116, 10440, 11240, 11455, 12645, 13746, 14220, 16298, 16860, 18328, 20232, 20619, 22199, 22910, 24447, 25290, 27492, 28440, 32596, 33720, 34365, 40745, 41238, 44398, 45820, 48894, 50580, 54984, 65192, 66597, 68730, 73341, 81490, 82476, 88796, 91640, 97788, 101160, 103095, 110995, 122235, 133194, 137460, 146682, 162980, 164952, 177592, 195576, 199791, 206190, 221990, 244470, 266388, 274920, 293364, 325960, 332985, 366705, 399582, 412380, 443980, 488940, 532776, 586728, 643771, 665970, 733410, 799164, 824760, 887960, 977880, 998955, 1287542, 1331940, 1466820, 1598328, 1931313, 1997910, 2575084, 2663880, 2933640, 3218855, 3862626, 3995820, 5150168, 5793939, 6437710, 7725252, 7991640, 9656565, 11587878, 12875420, 15450504, 19313130, 23175756, 25750840, 28969695, 38626260, 46351512, 57939390, 77252520, 115878780, 231757560]

約数ペア:

[(1, 231757560), (2, 115878780), (3, 77252520), (4, 57939390), (5, 46351512), (6, 38626260), (8, 28969695), (9, 25750840), (10, 23175756), (12, 19313130), (15, 15450504), (18, 12875420), (20, 11587878), (24, 9656565), (29, 7991640), (30, 7725252), (36, 6437710), (40, 5793939), (45, 5150168), (58, 3995820), (60, 3862626), (72, 3218855), (79, 2933640), (87, 2663880), (90, 2575084), (116, 1997910), (120, 1931313), (145, 1598328), (158, 1466820), (174, 1331940), (180, 1287542), (232, 998955), (237, 977880), (261, 887960), (281, 824760), (290, 799164), (316, 733410), (348, 665970), (360, 643771), (395, 586728), (435, 532776), (474, 488940), (522, 443980), (562, 412380), (580, 399582), (632, 366705), (696, 332985), (711, 325960), (790, 293364), (843, 274920), (870, 266388), (948, 244470), (1044, 221990), (1124, 206190), (1160, 199791), (1185, 195576), (1305, 177592), (1405, 164952), (1422, 162980), (1580, 146682), (1686, 137460), (1740, 133194), (1896, 122235), (2088, 110995), (2248, 103095), (2291, 101160), (2370, 97788), (2529, 91640), (2610, 88796), (2810, 82476), (2844, 81490), (3160, 73341), (3372, 68730), (3480, 66597), (3555, 65192), (4215, 54984), (4582, 50580), (4740, 48894), (5058, 45820), (5220, 44398), (5620, 41238), (5688, 40745), (6744, 34365), (6873, 33720), (7110, 32596), (8149, 28440), (8430, 27492), (9164, 25290), (9480, 24447), (10116, 22910), (10440, 22199), (11240, 20619), (11455, 20232), (12645, 18328), (13746, 16860), (14220, 16298)]