218521344

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 618105600

約数和(自身を除く): 399584256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 89, 92, 96, 128, 138, 139, 178, 184, 192, 256, 267, 276, 278, 356, 368, 384, 417, 534, 552, 556, 712, 736, 768, 834, 1068, 1104, 1112, 1424, 1472, 1668, 2047, 2136, 2208, 2224, 2848, 2944, 3197, 3336, 4094, 4272, 4416, 4448, 5696, 5888, 6141, 6394, 6672, 8188, 8544, 8832, 8896, 9591, 11392, 12282, 12371, 12788, 13344, 16376, 17088, 17664, 17792, 19182, 22784, 24564, 24742, 25576, 26688, 32752, 34176, 35584, 37113, 38364, 49128, 49484, 51152, 53376, 65504, 68352, 74226, 76728, 98256, 98968, 102304, 106752, 131008, 148452, 153456, 196512, 197936, 204608, 262016, 284533, 296904, 306912, 393024, 395872, 409216, 524032, 569066, 593808, 613824, 786048, 791744, 818432, 853599, 1138132, 1187616, 1227648, 1572096, 1583488, 1707198, 2276264, 2375232, 2455296, 3166976, 3414396, 4552528, 4750464, 6828792, 9105056, 9500928, 13657584, 18210112, 27315168, 36420224, 54630336, 72840448, 109260672, 218521344]

約数ペア:

[(1, 218521344), (2, 109260672), (3, 72840448), (4, 54630336), (6, 36420224), (8, 27315168), (12, 18210112), (16, 13657584), (23, 9500928), (24, 9105056), (32, 6828792), (46, 4750464), (48, 4552528), (64, 3414396), (69, 3166976), (89, 2455296), (92, 2375232), (96, 2276264), (128, 1707198), (138, 1583488), (139, 1572096), (178, 1227648), (184, 1187616), (192, 1138132), (256, 853599), (267, 818432), (276, 791744), (278, 786048), (356, 613824), (368, 593808), (384, 569066), (417, 524032), (534, 409216), (552, 395872), (556, 393024), (712, 306912), (736, 296904), (768, 284533), (834, 262016), (1068, 204608), (1104, 197936), (1112, 196512), (1424, 153456), (1472, 148452), (1668, 131008), (2047, 106752), (2136, 102304), (2208, 98968), (2224, 98256), (2848, 76728), (2944, 74226), (3197, 68352), (3336, 65504), (4094, 53376), (4272, 51152), (4416, 49484), (4448, 49128), (5696, 38364), (5888, 37113), (6141, 35584), (6394, 34176), (6672, 32752), (8188, 26688), (8544, 25576), (8832, 24742), (8896, 24564), (9591, 22784), (11392, 19182), (12282, 17792), (12371, 17664), (12788, 17088), (13344, 16376)]