261629088

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 192

約数和(自身を含む): 854138880

約数和(自身を除く): 592509792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 32, 38, 42, 48, 56, 57, 62, 76, 84, 93, 96, 112, 114, 124, 133, 152, 168, 186, 217, 224, 228, 248, 266, 304, 336, 372, 399, 434, 456, 496, 532, 589, 608, 651, 661, 672, 744, 798, 868, 912, 992, 1064, 1178, 1302, 1322, 1488, 1596, 1736, 1767, 1824, 1983, 2128, 2356, 2604, 2644, 2976, 3192, 3472, 3534, 3966, 4123, 4256, 4627, 4712, 5208, 5288, 6384, 6944, 7068, 7932, 8246, 9254, 9424, 10416, 10576, 12369, 12559, 12768, 13881, 14136, 15864, 16492, 18508, 18848, 20491, 20832, 21152, 24738, 25118, 27762, 28272, 31728, 32984, 37016, 37677, 40982, 49476, 50236, 55524, 56544, 61473, 63456, 65968, 74032, 75354, 81964, 87913, 98952, 100472, 111048, 122946, 131936, 143437, 148064, 150708, 163928, 175826, 197904, 200944, 222096, 245892, 263739, 286874, 301416, 327856, 351652, 389329, 395808, 401888, 430311, 444192, 491784, 527478, 573748, 602832, 655712, 703304, 778658, 860622, 983568, 1054956, 1147496, 1167987, 1205664, 1406608, 1557316, 1721244, 1967136, 2109912, 2294992, 2335974, 2725303, 2813216, 3114632, 3442488, 4219824, 4589984, 4671948, 5450606, 6229264, 6884976, 8175909, 8439648, 9343896, 10901212, 12458528, 13769952, 16351818, 18687792, 21802424, 32703636, 37375584, 43604848, 65407272, 87209696, 130814544, 261629088]

約数ペア:

[(1, 261629088), (2, 130814544), (3, 87209696), (4, 65407272), (6, 43604848), (7, 37375584), (8, 32703636), (12, 21802424), (14, 18687792), (16, 16351818), (19, 13769952), (21, 12458528), (24, 10901212), (28, 9343896), (31, 8439648), (32, 8175909), (38, 6884976), (42, 6229264), (48, 5450606), (56, 4671948), (57, 4589984), (62, 4219824), (76, 3442488), (84, 3114632), (93, 2813216), (96, 2725303), (112, 2335974), (114, 2294992), (124, 2109912), (133, 1967136), (152, 1721244), (168, 1557316), (186, 1406608), (217, 1205664), (224, 1167987), (228, 1147496), (248, 1054956), (266, 983568), (304, 860622), (336, 778658), (372, 703304), (399, 655712), (434, 602832), (456, 573748), (496, 527478), (532, 491784), (589, 444192), (608, 430311), (651, 401888), (661, 395808), (672, 389329), (744, 351652), (798, 327856), (868, 301416), (912, 286874), (992, 263739), (1064, 245892), (1178, 222096), (1302, 200944), (1322, 197904), (1488, 175826), (1596, 163928), (1736, 150708), (1767, 148064), (1824, 143437), (1983, 131936), (2128, 122946), (2356, 111048), (2604, 100472), (2644, 98952), (2976, 87913), (3192, 81964), (3472, 75354), (3534, 74032), (3966, 65968), (4123, 63456), (4256, 61473), (4627, 56544), (4712, 55524), (5208, 50236), (5288, 49476), (6384, 40982), (6944, 37677), (7068, 37016), (7932, 32984), (8246, 31728), (9254, 28272), (9424, 27762), (10416, 25118), (10576, 24738), (12369, 21152), (12559, 20832), (12768, 20491), (13881, 18848), (14136, 18508), (15864, 16492)]