211965408

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:705

約数の個数: 144

約数和(自身を含む): 639802800

約数和(自身を除く): 427837392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 41, 48, 58, 72, 82, 87, 96, 116, 123, 144, 164, 174, 232, 246, 261, 288, 328, 348, 369, 464, 492, 522, 619, 656, 696, 738, 928, 984, 1044, 1189, 1238, 1312, 1392, 1476, 1857, 1968, 2088, 2378, 2476, 2784, 2952, 3567, 3714, 3936, 4176, 4756, 4952, 5571, 5904, 7134, 7428, 8352, 9512, 9904, 10701, 11142, 11808, 14268, 14856, 17951, 19024, 19808, 21402, 22284, 25379, 28536, 29712, 35902, 38048, 42804, 44568, 50758, 53853, 57072, 59424, 71804, 76137, 85608, 89136, 101516, 107706, 114144, 143608, 152274, 161559, 171216, 178272, 203032, 215412, 228411, 287216, 304548, 323118, 342432, 406064, 430824, 456822, 574432, 609096, 646236, 735991, 812128, 861648, 913644, 1218192, 1292472, 1471982, 1723296, 1827288, 2207973, 2436384, 2584944, 2943964, 3654576, 4415946, 5169888, 5887928, 6623919, 7309152, 8831892, 11775856, 13247838, 17663784, 23551712, 26495676, 35327568, 52991352, 70655136, 105982704, 211965408]

約数ペア:

[(1, 211965408), (2, 105982704), (3, 70655136), (4, 52991352), (6, 35327568), (8, 26495676), (9, 23551712), (12, 17663784), (16, 13247838), (18, 11775856), (24, 8831892), (29, 7309152), (32, 6623919), (36, 5887928), (41, 5169888), (48, 4415946), (58, 3654576), (72, 2943964), (82, 2584944), (87, 2436384), (96, 2207973), (116, 1827288), (123, 1723296), (144, 1471982), (164, 1292472), (174, 1218192), (232, 913644), (246, 861648), (261, 812128), (288, 735991), (328, 646236), (348, 609096), (369, 574432), (464, 456822), (492, 430824), (522, 406064), (619, 342432), (656, 323118), (696, 304548), (738, 287216), (928, 228411), (984, 215412), (1044, 203032), (1189, 178272), (1238, 171216), (1312, 161559), (1392, 152274), (1476, 143608), (1857, 114144), (1968, 107706), (2088, 101516), (2378, 89136), (2476, 85608), (2784, 76137), (2952, 71804), (3567, 59424), (3714, 57072), (3936, 53853), (4176, 50758), (4756, 44568), (4952, 42804), (5571, 38048), (5904, 35902), (7134, 29712), (7428, 28536), (8352, 25379), (9512, 22284), (9904, 21402), (10701, 19808), (11142, 19024), (11808, 17951), (14268, 14856)]