128076004

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 273030912

約数和(自身を除く): 144954908

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 107, 124, 196, 197, 214, 217, 394, 428, 434, 749, 788, 868, 1379, 1498, 1519, 2758, 2996, 3038, 3317, 5243, 5516, 6076, 6107, 6634, 9653, 10486, 12214, 13268, 19306, 20972, 21079, 23219, 24428, 38612, 42158, 42749, 46438, 84316, 85498, 92876, 147553, 162533, 170996, 295106, 299243, 325066, 590212, 598486, 650132, 653449, 1032871, 1196972, 1306898, 2065742, 2613796, 4131484, 4574143, 9148286, 18296572, 32019001, 64038002, 128076004]

約数ペア:

[(1, 128076004), (2, 64038002), (4, 32019001), (7, 18296572), (14, 9148286), (28, 4574143), (31, 4131484), (49, 2613796), (62, 2065742), (98, 1306898), (107, 1196972), (124, 1032871), (196, 653449), (197, 650132), (214, 598486), (217, 590212), (394, 325066), (428, 299243), (434, 295106), (749, 170996), (788, 162533), (868, 147553), (1379, 92876), (1498, 85498), (1519, 84316), (2758, 46438), (2996, 42749), (3038, 42158), (3317, 38612), (5243, 24428), (5516, 23219), (6076, 21079), (6107, 20972), (6634, 19306), (9653, 13268), (10486, 12214)]