260475840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:779

約数の個数: 168

約数和(自身を含む): 903427200

約数和(自身を除く): 642951360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 149, 160, 180, 192, 240, 288, 298, 320, 360, 447, 480, 576, 596, 607, 720, 745, 894, 960, 1192, 1214, 1341, 1440, 1490, 1788, 1821, 2235, 2384, 2428, 2682, 2880, 2980, 3035, 3576, 3642, 4470, 4768, 4856, 5364, 5463, 5960, 6070, 6705, 7152, 7284, 8940, 9105, 9536, 9712, 10728, 10926, 11920, 12140, 13410, 14304, 14568, 17880, 18210, 19424, 21456, 21852, 23840, 24280, 26820, 27315, 28608, 29136, 35760, 36420, 38848, 42912, 43704, 47680, 48560, 53640, 54630, 58272, 71520, 72840, 85824, 87408, 90443, 97120, 107280, 109260, 116544, 143040, 145680, 174816, 180886, 194240, 214560, 218520, 271329, 291360, 349632, 361772, 429120, 437040, 452215, 542658, 582720, 723544, 813987, 874080, 904430, 1085316, 1356645, 1447088, 1627974, 1748160, 1808860, 2170632, 2713290, 2894176, 3255948, 3617720, 4069935, 4341264, 5426580, 5788352, 6511896, 7235440, 8139870, 8682528, 10853160, 13023792, 14470880, 16279740, 17365056, 21706320, 26047584, 28941760, 32559480, 43412640, 52095168, 65118960, 86825280, 130237920, 260475840]

約数ペア:

[(1, 260475840), (2, 130237920), (3, 86825280), (4, 65118960), (5, 52095168), (6, 43412640), (8, 32559480), (9, 28941760), (10, 26047584), (12, 21706320), (15, 17365056), (16, 16279740), (18, 14470880), (20, 13023792), (24, 10853160), (30, 8682528), (32, 8139870), (36, 7235440), (40, 6511896), (45, 5788352), (48, 5426580), (60, 4341264), (64, 4069935), (72, 3617720), (80, 3255948), (90, 2894176), (96, 2713290), (120, 2170632), (144, 1808860), (149, 1748160), (160, 1627974), (180, 1447088), (192, 1356645), (240, 1085316), (288, 904430), (298, 874080), (320, 813987), (360, 723544), (447, 582720), (480, 542658), (576, 452215), (596, 437040), (607, 429120), (720, 361772), (745, 349632), (894, 291360), (960, 271329), (1192, 218520), (1214, 214560), (1341, 194240), (1440, 180886), (1490, 174816), (1788, 145680), (1821, 143040), (2235, 116544), (2384, 109260), (2428, 107280), (2682, 97120), (2880, 90443), (2980, 87408), (3035, 85824), (3576, 72840), (3642, 71520), (4470, 58272), (4768, 54630), (4856, 53640), (5364, 48560), (5463, 47680), (5960, 43704), (6070, 42912), (6705, 38848), (7152, 36420), (7284, 35760), (8940, 29136), (9105, 28608), (9536, 27315), (9712, 26820), (10728, 24280), (10926, 23840), (11920, 21852), (12140, 21456), (13410, 19424), (14304, 18210), (14568, 17880)]