30628548

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 82083456

約数和(自身を除く): 51454908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 276, 284, 414, 426, 521, 639, 828, 852, 1042, 1278, 1563, 1633, 2084, 2556, 3126, 3266, 4689, 4899, 6252, 6532, 9378, 9798, 11983, 14697, 18756, 19596, 23966, 29394, 35949, 36991, 47932, 58788, 71898, 73982, 107847, 110973, 143796, 147964, 215694, 221946, 332919, 431388, 443892, 665838, 850793, 1331676, 1701586, 2552379, 3403172, 5104758, 7657137, 10209516, 15314274, 30628548]

約数ペア:

[(1, 30628548), (2, 15314274), (3, 10209516), (4, 7657137), (6, 5104758), (9, 3403172), (12, 2552379), (18, 1701586), (23, 1331676), (36, 850793), (46, 665838), (69, 443892), (71, 431388), (92, 332919), (138, 221946), (142, 215694), (207, 147964), (213, 143796), (276, 110973), (284, 107847), (414, 73982), (426, 71898), (521, 58788), (639, 47932), (828, 36991), (852, 35949), (1042, 29394), (1278, 23966), (1563, 19596), (1633, 18756), (2084, 14697), (2556, 11983), (3126, 9798), (3266, 9378), (4689, 6532), (4899, 6252)]