261952128

素因数分解:

$2^7\times 3^2\times {\mathrm{29}}^1\times {\mathrm{7841}}^1$

素因数の和:7890

約数の個数: 96

約数和(自身を含む): 779886900

約数和(自身を除く): 517934772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 261, 288, 348, 384, 464, 522, 576, 696, 928, 1044, 1152, 1392, 1856, 2088, 2784, 3712, 4176, 5568, 7841, 8352, 11136, 15682, 16704, 23523, 31364, 33408, 47046, 62728, 70569, 94092, 125456, 141138, 188184, 227389, 250912, 282276, 376368, 454778, 501824, 564552, 682167, 752736, 909556, 1003648, 1129104, 1364334, 1505472, 1819112, 2046501, 2258208, 2728668, 3010944, 3638224, 4093002, 4516416, 5457336, 7276448, 8186004, 9032832, 10914672, 14552896, 16372008, 21829344, 29105792, 32744016, 43658688, 65488032, 87317376, 130976064, 261952128]

約数ペア:

[(1, 261952128), (2, 130976064), (3, 87317376), (4, 65488032), (6, 43658688), (8, 32744016), (9, 29105792), (12, 21829344), (16, 16372008), (18, 14552896), (24, 10914672), (29, 9032832), (32, 8186004), (36, 7276448), (48, 5457336), (58, 4516416), (64, 4093002), (72, 3638224), (87, 3010944), (96, 2728668), (116, 2258208), (128, 2046501), (144, 1819112), (174, 1505472), (192, 1364334), (232, 1129104), (261, 1003648), (288, 909556), (348, 752736), (384, 682167), (464, 564552), (522, 501824), (576, 454778), (696, 376368), (928, 282276), (1044, 250912), (1152, 227389), (1392, 188184), (1856, 141138), (2088, 125456), (2784, 94092), (3712, 70569), (4176, 62728), (5568, 47046), (7841, 33408), (8352, 31364), (11136, 23523), (15682, 16704)]