208689768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:125

約数の個数: 288

約数和(自身を含む): 722741760

約数和(自身を除く): 514051992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 31, 36, 37, 38, 42, 56, 57, 62, 63, 72, 74, 76, 84, 93, 111, 114, 124, 126, 133, 148, 152, 168, 171, 186, 217, 222, 228, 248, 252, 259, 266, 279, 296, 333, 342, 361, 372, 399, 434, 444, 456, 504, 518, 532, 558, 589, 651, 666, 684, 703, 722, 744, 777, 798, 868, 888, 1036, 1064, 1083, 1116, 1147, 1178, 1197, 1302, 1332, 1368, 1406, 1444, 1554, 1596, 1736, 1767, 1953, 2072, 2109, 2166, 2232, 2294, 2331, 2356, 2394, 2527, 2604, 2664, 2812, 2888, 3108, 3192, 3249, 3441, 3534, 3906, 4123, 4218, 4332, 4588, 4662, 4712, 4788, 4921, 5054, 5208, 5301, 5624, 6216, 6327, 6498, 6882, 7068, 7581, 7812, 8029, 8246, 8436, 8664, 9176, 9324, 9576, 9842, 10108, 10323, 10602, 11191, 12369, 12654, 12996, 13357, 13764, 14136, 14763, 15162, 15624, 16058, 16492, 16872, 18648, 19684, 20216, 20646, 21204, 21793, 22382, 22743, 24087, 24738, 25308, 25992, 26714, 27528, 29526, 30324, 32116, 32984, 33573, 37107, 39368, 40071, 41292, 42408, 43586, 44289, 44764, 45486, 48174, 49476, 50616, 53428, 59052, 60648, 64232, 65379, 67146, 72261, 74214, 78337, 80142, 82584, 87172, 88578, 89528, 90972, 93499, 96348, 98952, 100719, 106856, 118104, 120213, 130758, 134292, 144522, 148428, 152551, 156674, 160284, 174344, 177156, 181944, 186998, 192696, 196137, 201438, 235011, 240426, 261516, 268584, 280497, 289044, 296856, 305102, 313348, 320568, 354312, 373996, 392274, 402876, 414067, 457653, 470022, 480852, 523032, 560994, 578088, 610204, 626696, 705033, 747992, 784548, 805752, 828134, 841491, 915306, 940044, 961704, 1121988, 1220408, 1242201, 1372959, 1410066, 1569096, 1656268, 1682982, 1830612, 1880088, 2243976, 2484402, 2745918, 2820132, 2898469, 3312536, 3365964, 3661224, 3726603, 4968804, 5491836, 5640264, 5796938, 6731928, 7453206, 8695407, 9937608, 10983672, 11593876, 14906412, 17390814, 23187752, 26086221, 29812824, 34781628, 52172442, 69563256, 104344884, 208689768]

約数ペア:

[(1, 208689768), (2, 104344884), (3, 69563256), (4, 52172442), (6, 34781628), (7, 29812824), (8, 26086221), (9, 23187752), (12, 17390814), (14, 14906412), (18, 11593876), (19, 10983672), (21, 9937608), (24, 8695407), (28, 7453206), (31, 6731928), (36, 5796938), (37, 5640264), (38, 5491836), (42, 4968804), (56, 3726603), (57, 3661224), (62, 3365964), (63, 3312536), (72, 2898469), (74, 2820132), (76, 2745918), (84, 2484402), (93, 2243976), (111, 1880088), (114, 1830612), (124, 1682982), (126, 1656268), (133, 1569096), (148, 1410066), (152, 1372959), (168, 1242201), (171, 1220408), (186, 1121988), (217, 961704), (222, 940044), (228, 915306), (248, 841491), (252, 828134), (259, 805752), (266, 784548), (279, 747992), (296, 705033), (333, 626696), (342, 610204), (361, 578088), (372, 560994), (399, 523032), (434, 480852), (444, 470022), (456, 457653), (504, 414067), (518, 402876), (532, 392274), (558, 373996), (589, 354312), (651, 320568), (666, 313348), (684, 305102), (703, 296856), (722, 289044), (744, 280497), (777, 268584), (798, 261516), (868, 240426), (888, 235011), (1036, 201438), (1064, 196137), (1083, 192696), (1116, 186998), (1147, 181944), (1178, 177156), (1197, 174344), (1302, 160284), (1332, 156674), (1368, 152551), (1406, 148428), (1444, 144522), (1554, 134292), (1596, 130758), (1736, 120213), (1767, 118104), (1953, 106856), (2072, 100719), (2109, 98952), (2166, 96348), (2232, 93499), (2294, 90972), (2331, 89528), (2356, 88578), (2394, 87172), (2527, 82584), (2604, 80142), (2664, 78337), (2812, 74214), (2888, 72261), (3108, 67146), (3192, 65379), (3249, 64232), (3441, 60648), (3534, 59052), (3906, 53428), (4123, 50616), (4218, 49476), (4332, 48174), (4588, 45486), (4662, 44764), (4712, 44289), (4788, 43586), (4921, 42408), (5054, 41292), (5208, 40071), (5301, 39368), (5624, 37107), (6216, 33573), (6327, 32984), (6498, 32116), (6882, 30324), (7068, 29526), (7581, 27528), (7812, 26714), (8029, 25992), (8246, 25308), (8436, 24738), (8664, 24087), (9176, 22743), (9324, 22382), (9576, 21793), (9842, 21204), (10108, 20646), (10323, 20216), (10602, 19684), (11191, 18648), (12369, 16872), (12654, 16492), (12996, 16058), (13357, 15624), (13764, 15162), (14136, 14763)]