208455768

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 627264000

約数和(自身を除く): 418808232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 127, 136, 149, 153, 162, 204, 216, 254, 298, 306, 324, 381, 408, 447, 459, 508, 596, 612, 648, 762, 894, 918, 1016, 1143, 1192, 1224, 1341, 1377, 1524, 1788, 1836, 2159, 2286, 2533, 2682, 2754, 3048, 3429, 3576, 3672, 4023, 4318, 4572, 5066, 5364, 5508, 6477, 6858, 7599, 8046, 8636, 9144, 10132, 10287, 10728, 11016, 12069, 12954, 13716, 15198, 16092, 17272, 18923, 19431, 20264, 20574, 22797, 24138, 25908, 27432, 30396, 32184, 37846, 38862, 41148, 45594, 48276, 51816, 56769, 58293, 60792, 68391, 75692, 77724, 82296, 91188, 96552, 113538, 116586, 136782, 151384, 155448, 170307, 174879, 182376, 205173, 227076, 233172, 273564, 321691, 340614, 349758, 410346, 454152, 466344, 510921, 547128, 643382, 681228, 699516, 820692, 965073, 1021842, 1286764, 1362456, 1399032, 1532763, 1641384, 1930146, 2043684, 2573528, 2895219, 3065526, 3860292, 4087368, 5790438, 6131052, 7720584, 8685657, 11580876, 12262104, 17371314, 23161752, 26056971, 34742628, 52113942, 69485256, 104227884, 208455768]

約数ペア:

[(1, 208455768), (2, 104227884), (3, 69485256), (4, 52113942), (6, 34742628), (8, 26056971), (9, 23161752), (12, 17371314), (17, 12262104), (18, 11580876), (24, 8685657), (27, 7720584), (34, 6131052), (36, 5790438), (51, 4087368), (54, 3860292), (68, 3065526), (72, 2895219), (81, 2573528), (102, 2043684), (108, 1930146), (127, 1641384), (136, 1532763), (149, 1399032), (153, 1362456), (162, 1286764), (204, 1021842), (216, 965073), (254, 820692), (298, 699516), (306, 681228), (324, 643382), (381, 547128), (408, 510921), (447, 466344), (459, 454152), (508, 410346), (596, 349758), (612, 340614), (648, 321691), (762, 273564), (894, 233172), (918, 227076), (1016, 205173), (1143, 182376), (1192, 174879), (1224, 170307), (1341, 155448), (1377, 151384), (1524, 136782), (1788, 116586), (1836, 113538), (2159, 96552), (2286, 91188), (2533, 82296), (2682, 77724), (2754, 75692), (3048, 68391), (3429, 60792), (3576, 58293), (3672, 56769), (4023, 51816), (4318, 48276), (4572, 45594), (5066, 41148), (5364, 38862), (5508, 37846), (6477, 32184), (6858, 30396), (7599, 27432), (8046, 25908), (8636, 24138), (9144, 22797), (10132, 20574), (10287, 20264), (10728, 19431), (11016, 18923), (12069, 17272), (12954, 16092), (13716, 15198)]