123912390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 352926720

約数和(自身を除く): 229014330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 73, 105, 118, 137, 146, 177, 210, 219, 274, 295, 354, 365, 411, 413, 438, 511, 590, 685, 730, 822, 826, 885, 959, 1022, 1095, 1239, 1370, 1533, 1770, 1918, 2055, 2065, 2190, 2478, 2555, 2877, 3066, 4110, 4130, 4307, 4795, 5110, 5754, 6195, 7665, 8083, 8614, 9590, 10001, 12390, 12921, 14385, 15330, 16166, 20002, 21535, 24249, 25842, 28770, 30003, 30149, 40415, 43070, 48498, 50005, 56581, 60006, 60298, 64605, 70007, 80830, 90447, 100010, 113162, 121245, 129210, 140014, 150015, 150745, 169743, 180894, 210021, 242490, 282905, 300030, 301490, 339486, 350035, 420042, 452235, 565810, 590059, 700070, 848715, 904470, 1050105, 1180118, 1697430, 1770177, 2100210, 2950295, 3540354, 4130413, 5900590, 8260826, 8850885, 12391239, 17701770, 20652065, 24782478, 41304130, 61956195, 123912390]

約数ペア:

[(1, 123912390), (2, 61956195), (3, 41304130), (5, 24782478), (6, 20652065), (7, 17701770), (10, 12391239), (14, 8850885), (15, 8260826), (21, 5900590), (30, 4130413), (35, 3540354), (42, 2950295), (59, 2100210), (70, 1770177), (73, 1697430), (105, 1180118), (118, 1050105), (137, 904470), (146, 848715), (177, 700070), (210, 590059), (219, 565810), (274, 452235), (295, 420042), (354, 350035), (365, 339486), (411, 301490), (413, 300030), (438, 282905), (511, 242490), (590, 210021), (685, 180894), (730, 169743), (822, 150745), (826, 150015), (885, 140014), (959, 129210), (1022, 121245), (1095, 113162), (1239, 100010), (1370, 90447), (1533, 80830), (1770, 70007), (1918, 64605), (2055, 60298), (2065, 60006), (2190, 56581), (2478, 50005), (2555, 48498), (2877, 43070), (3066, 40415), (4110, 30149), (4130, 30003), (4307, 28770), (4795, 25842), (5110, 24249), (5754, 21535), (6195, 20002), (7665, 16166), (8083, 15330), (8614, 14385), (9590, 12921), (10001, 12390)]