137406880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2190

約数の個数: 96

約数和(自身を含む): 361041408

約数和(自身を除く): 223634528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2131, 2480, 3224, 4030, 4262, 4960, 6448, 8060, 8524, 10655, 12896, 16120, 17048, 21310, 27703, 32240, 34096, 42620, 55406, 64480, 66061, 68192, 85240, 110812, 132122, 138515, 170480, 221624, 264244, 277030, 330305, 340960, 443248, 528488, 554060, 660610, 858793, 886496, 1056976, 1108120, 1321220, 1717586, 2113952, 2216240, 2642440, 3435172, 4293965, 4432480, 5284880, 6870344, 8587930, 10569760, 13740688, 17175860, 27481376, 34351720, 68703440, 137406880]

約数ペア:

[(1, 137406880), (2, 68703440), (4, 34351720), (5, 27481376), (8, 17175860), (10, 13740688), (13, 10569760), (16, 8587930), (20, 6870344), (26, 5284880), (31, 4432480), (32, 4293965), (40, 3435172), (52, 2642440), (62, 2216240), (65, 2113952), (80, 1717586), (104, 1321220), (124, 1108120), (130, 1056976), (155, 886496), (160, 858793), (208, 660610), (248, 554060), (260, 528488), (310, 443248), (403, 340960), (416, 330305), (496, 277030), (520, 264244), (620, 221624), (806, 170480), (992, 138515), (1040, 132122), (1240, 110812), (1612, 85240), (2015, 68192), (2080, 66061), (2131, 64480), (2480, 55406), (3224, 42620), (4030, 34096), (4262, 32240), (4960, 27703), (6448, 21310), (8060, 17048), (8524, 16120), (10655, 12896)]