166229440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1350

約数の個数: 112

約数和(自身を含む): 440375040

約数和(自身を除く): 274145600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1289, 1612, 1984, 2015, 2080, 2480, 2578, 3224, 4030, 4160, 4960, 5156, 6445, 6448, 8060, 9920, 10312, 12890, 12896, 16120, 16757, 20624, 25780, 25792, 32240, 33514, 39959, 41248, 51560, 64480, 67028, 79918, 82496, 83785, 103120, 128960, 134056, 159836, 167570, 199795, 206240, 268112, 319672, 335140, 399590, 412480, 519467, 536224, 639344, 670280, 799180, 1038934, 1072448, 1278688, 1340560, 1598360, 2077868, 2557376, 2597335, 2681120, 3196720, 4155736, 5194670, 5362240, 6393440, 8311472, 10389340, 12786880, 16622944, 20778680, 33245888, 41557360, 83114720, 166229440]

約数ペア:

[(1, 166229440), (2, 83114720), (4, 41557360), (5, 33245888), (8, 20778680), (10, 16622944), (13, 12786880), (16, 10389340), (20, 8311472), (26, 6393440), (31, 5362240), (32, 5194670), (40, 4155736), (52, 3196720), (62, 2681120), (64, 2597335), (65, 2557376), (80, 2077868), (104, 1598360), (124, 1340560), (130, 1278688), (155, 1072448), (160, 1038934), (208, 799180), (248, 670280), (260, 639344), (310, 536224), (320, 519467), (403, 412480), (416, 399590), (496, 335140), (520, 319672), (620, 268112), (806, 206240), (832, 199795), (992, 167570), (1040, 159836), (1240, 134056), (1289, 128960), (1612, 103120), (1984, 83785), (2015, 82496), (2080, 79918), (2480, 67028), (2578, 64480), (3224, 51560), (4030, 41248), (4160, 39959), (4960, 33514), (5156, 32240), (6445, 25792), (6448, 25780), (8060, 20624), (9920, 16757), (10312, 16120), (12890, 12896)]