258507690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3719}}^1$

素因数の和:4067

約数の個数: 64

約数和(自身を含む): 711383040

約数和(自身を除く): 452875350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 331, 662, 993, 1655, 1986, 2317, 3310, 3719, 4634, 4965, 6951, 7438, 9930, 11157, 11585, 13902, 18595, 22314, 23170, 26033, 34755, 37190, 52066, 55785, 69510, 78099, 111570, 130165, 156198, 260330, 390495, 780990, 1230989, 2461978, 3692967, 6154945, 7385934, 8616923, 12309890, 17233846, 18464835, 25850769, 36929670, 43084615, 51701538, 86169230, 129253845, 258507690]

約数ペア:

[(1, 258507690), (2, 129253845), (3, 86169230), (5, 51701538), (6, 43084615), (7, 36929670), (10, 25850769), (14, 18464835), (15, 17233846), (21, 12309890), (30, 8616923), (35, 7385934), (42, 6154945), (70, 3692967), (105, 2461978), (210, 1230989), (331, 780990), (662, 390495), (993, 260330), (1655, 156198), (1986, 130165), (2317, 111570), (3310, 78099), (3719, 69510), (4634, 55785), (4965, 52066), (6951, 37190), (7438, 34755), (9930, 26033), (11157, 23170), (11585, 22314), (13902, 18595)]