145391680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1452

約数の個数: 112

約数和(自身を含む): 404384256

約数和(自身を除く): 258992576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 658, 752, 940, 1120, 1316, 1381, 1504, 1645, 1880, 2240, 2632, 2762, 3008, 3290, 3760, 5264, 5524, 6580, 6905, 7520, 9667, 10528, 11048, 13160, 13810, 15040, 19334, 21056, 22096, 26320, 27620, 38668, 44192, 48335, 52640, 55240, 64907, 77336, 88384, 96670, 105280, 110480, 129814, 154672, 193340, 220960, 259628, 309344, 324535, 386680, 441920, 454349, 519256, 618688, 649070, 773360, 908698, 1038512, 1298140, 1546720, 1817396, 2077024, 2271745, 2596280, 3093440, 3634792, 4154048, 4543490, 5192560, 7269584, 9086980, 10385120, 14539168, 18173960, 20770240, 29078336, 36347920, 72695840, 145391680]

約数ペア:

[(1, 145391680), (2, 72695840), (4, 36347920), (5, 29078336), (7, 20770240), (8, 18173960), (10, 14539168), (14, 10385120), (16, 9086980), (20, 7269584), (28, 5192560), (32, 4543490), (35, 4154048), (40, 3634792), (47, 3093440), (56, 2596280), (64, 2271745), (70, 2077024), (80, 1817396), (94, 1546720), (112, 1298140), (140, 1038512), (160, 908698), (188, 773360), (224, 649070), (235, 618688), (280, 519256), (320, 454349), (329, 441920), (376, 386680), (448, 324535), (470, 309344), (560, 259628), (658, 220960), (752, 193340), (940, 154672), (1120, 129814), (1316, 110480), (1381, 105280), (1504, 96670), (1645, 88384), (1880, 77336), (2240, 64907), (2632, 55240), (2762, 52640), (3008, 48335), (3290, 44192), (3760, 38668), (5264, 27620), (5524, 26320), (6580, 22096), (6905, 21056), (7520, 19334), (9667, 15040), (10528, 13810), (11048, 13160)]