81791136

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1451

約数の個数: 144

約数和(自身を含む): 275184000

約数和(自身を除く): 193392864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 72, 84, 87, 96, 112, 116, 126, 144, 168, 174, 203, 224, 232, 252, 261, 288, 336, 348, 406, 464, 504, 522, 609, 672, 696, 812, 928, 1008, 1044, 1218, 1392, 1399, 1624, 1827, 2016, 2088, 2436, 2784, 2798, 3248, 3654, 4176, 4197, 4872, 5596, 6496, 7308, 8352, 8394, 9744, 9793, 11192, 12591, 14616, 16788, 19488, 19586, 22384, 25182, 29232, 29379, 33576, 39172, 40571, 44768, 50364, 58464, 58758, 67152, 78344, 81142, 88137, 100728, 117516, 121713, 134304, 156688, 162284, 176274, 201456, 235032, 243426, 283997, 313376, 324568, 352548, 365139, 402912, 470064, 486852, 567994, 649136, 705096, 730278, 851991, 940128, 973704, 1135988, 1298272, 1410192, 1460556, 1703982, 1947408, 2271976, 2555973, 2820384, 2921112, 3407964, 3894816, 4543952, 5111946, 5842224, 6815928, 9087904, 10223892, 11684448, 13631856, 20447784, 27263712, 40895568, 81791136]

約数ペア:

[(1, 81791136), (2, 40895568), (3, 27263712), (4, 20447784), (6, 13631856), (7, 11684448), (8, 10223892), (9, 9087904), (12, 6815928), (14, 5842224), (16, 5111946), (18, 4543952), (21, 3894816), (24, 3407964), (28, 2921112), (29, 2820384), (32, 2555973), (36, 2271976), (42, 1947408), (48, 1703982), (56, 1460556), (58, 1410192), (63, 1298272), (72, 1135988), (84, 973704), (87, 940128), (96, 851991), (112, 730278), (116, 705096), (126, 649136), (144, 567994), (168, 486852), (174, 470064), (203, 402912), (224, 365139), (232, 352548), (252, 324568), (261, 313376), (288, 283997), (336, 243426), (348, 235032), (406, 201456), (464, 176274), (504, 162284), (522, 156688), (609, 134304), (672, 121713), (696, 117516), (812, 100728), (928, 88137), (1008, 81142), (1044, 78344), (1218, 67152), (1392, 58758), (1399, 58464), (1624, 50364), (1827, 44768), (2016, 40571), (2088, 39172), (2436, 33576), (2784, 29379), (2798, 29232), (3248, 25182), (3654, 22384), (4176, 19586), (4197, 19488), (4872, 16788), (5596, 14616), (6496, 12591), (7308, 11192), (8352, 9793), (8394, 9744)]