128276388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 337559040

約数和(自身を除く): 209282652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 137, 186, 274, 279, 372, 411, 548, 558, 822, 839, 1116, 1233, 1644, 1678, 2466, 2517, 3356, 4247, 4932, 5034, 7551, 8494, 10068, 12741, 15102, 16988, 25482, 26009, 30204, 38223, 50964, 52018, 76446, 78027, 104036, 114943, 152892, 156054, 229886, 234081, 312108, 344829, 459772, 468162, 689658, 936324, 1034487, 1379316, 2068974, 3563233, 4137948, 7126466, 10689699, 14252932, 21379398, 32069097, 42758796, 64138194, 128276388]

約数ペア:

[(1, 128276388), (2, 64138194), (3, 42758796), (4, 32069097), (6, 21379398), (9, 14252932), (12, 10689699), (18, 7126466), (31, 4137948), (36, 3563233), (62, 2068974), (93, 1379316), (124, 1034487), (137, 936324), (186, 689658), (274, 468162), (279, 459772), (372, 344829), (411, 312108), (548, 234081), (558, 229886), (822, 156054), (839, 152892), (1116, 114943), (1233, 104036), (1644, 78027), (1678, 76446), (2466, 52018), (2517, 50964), (3356, 38223), (4247, 30204), (4932, 26009), (5034, 25482), (7551, 16988), (8494, 15102), (10068, 12741)]