73858120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 200540160

約数和(自身を除く): 126682040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 67, 70, 124, 127, 134, 140, 155, 217, 248, 254, 268, 280, 310, 335, 434, 469, 508, 536, 620, 635, 670, 868, 889, 938, 1016, 1085, 1240, 1270, 1340, 1736, 1778, 1876, 2077, 2170, 2345, 2540, 2680, 3556, 3752, 3937, 4154, 4340, 4445, 4690, 5080, 7112, 7874, 8308, 8509, 8680, 8890, 9380, 10385, 14539, 15748, 16616, 17018, 17780, 18760, 19685, 20770, 27559, 29078, 31496, 34036, 35560, 39370, 41540, 42545, 55118, 58156, 59563, 68072, 72695, 78740, 83080, 85090, 110236, 116312, 119126, 137795, 145390, 157480, 170180, 220472, 238252, 263779, 275590, 290780, 297815, 340360, 476504, 527558, 551180, 581560, 595630, 1055116, 1102360, 1191260, 1318895, 1846453, 2110232, 2382520, 2637790, 3692906, 5275580, 7385812, 9232265, 10551160, 14771624, 18464530, 36929060, 73858120]

約数ペア:

[(1, 73858120), (2, 36929060), (4, 18464530), (5, 14771624), (7, 10551160), (8, 9232265), (10, 7385812), (14, 5275580), (20, 3692906), (28, 2637790), (31, 2382520), (35, 2110232), (40, 1846453), (56, 1318895), (62, 1191260), (67, 1102360), (70, 1055116), (124, 595630), (127, 581560), (134, 551180), (140, 527558), (155, 476504), (217, 340360), (248, 297815), (254, 290780), (268, 275590), (280, 263779), (310, 238252), (335, 220472), (434, 170180), (469, 157480), (508, 145390), (536, 137795), (620, 119126), (635, 116312), (670, 110236), (868, 85090), (889, 83080), (938, 78740), (1016, 72695), (1085, 68072), (1240, 59563), (1270, 58156), (1340, 55118), (1736, 42545), (1778, 41540), (1876, 39370), (2077, 35560), (2170, 34036), (2345, 31496), (2540, 29078), (2680, 27559), (3556, 20770), (3752, 19685), (3937, 18760), (4154, 17780), (4340, 17018), (4445, 16616), (4690, 15748), (5080, 14539), (7112, 10385), (7874, 9380), (8308, 8890), (8509, 8680)]