205493288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 526417920

約数和(自身を除く): 320924632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 67, 77, 88, 91, 104, 134, 143, 154, 182, 268, 286, 308, 364, 383, 469, 536, 572, 616, 728, 737, 766, 871, 938, 1001, 1144, 1474, 1532, 1742, 1876, 2002, 2681, 2948, 3064, 3484, 3752, 4004, 4213, 4979, 5159, 5362, 5896, 6097, 6968, 8008, 8426, 9581, 9958, 10318, 10724, 12194, 16852, 19162, 19916, 20636, 21448, 24388, 25661, 29491, 33704, 34853, 38324, 39832, 41272, 48776, 51322, 54769, 58982, 67067, 69706, 76648, 102644, 109538, 117964, 134134, 139412, 179627, 205288, 219076, 235928, 268268, 278824, 282271, 333593, 359254, 383383, 438152, 536536, 564542, 667186, 718508, 766766, 1129084, 1334372, 1437016, 1533532, 1975897, 2258168, 2335151, 2668744, 3067064, 3669523, 3951794, 4670302, 7339046, 7903588, 9340604, 14678092, 15807176, 18681208, 25686661, 29356184, 51373322, 102746644, 205493288]

約数ペア:

[(1, 205493288), (2, 102746644), (4, 51373322), (7, 29356184), (8, 25686661), (11, 18681208), (13, 15807176), (14, 14678092), (22, 9340604), (26, 7903588), (28, 7339046), (44, 4670302), (52, 3951794), (56, 3669523), (67, 3067064), (77, 2668744), (88, 2335151), (91, 2258168), (104, 1975897), (134, 1533532), (143, 1437016), (154, 1334372), (182, 1129084), (268, 766766), (286, 718508), (308, 667186), (364, 564542), (383, 536536), (469, 438152), (536, 383383), (572, 359254), (616, 333593), (728, 282271), (737, 278824), (766, 268268), (871, 235928), (938, 219076), (1001, 205288), (1144, 179627), (1474, 139412), (1532, 134134), (1742, 117964), (1876, 109538), (2002, 102644), (2681, 76648), (2948, 69706), (3064, 67067), (3484, 58982), (3752, 54769), (4004, 51322), (4213, 48776), (4979, 41272), (5159, 39832), (5362, 38324), (5896, 34853), (6097, 33704), (6968, 29491), (8008, 25661), (8426, 24388), (9581, 21448), (9958, 20636), (10318, 19916), (10724, 19162), (12194, 16852)]