381663240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{454361}}^1$

素因数の和:454382

約数の個数: 64

約数和(自身を含む): 1308562560

約数和(自身を除く): 926899320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 454361, 908722, 1363083, 1817444, 2271805, 2726166, 3180527, 3634888, 4543610, 5452332, 6361054, 6815415, 9087220, 9541581, 10904664, 12722108, 13630830, 15902635, 18174440, 19083162, 25444216, 27261660, 31805270, 38166324, 47707905, 54523320, 63610540, 76332648, 95415810, 127221080, 190831620, 381663240]

約数ペア:

[(1, 381663240), (2, 190831620), (3, 127221080), (4, 95415810), (5, 76332648), (6, 63610540), (7, 54523320), (8, 47707905), (10, 38166324), (12, 31805270), (14, 27261660), (15, 25444216), (20, 19083162), (21, 18174440), (24, 15902635), (28, 13630830), (30, 12722108), (35, 10904664), (40, 9541581), (42, 9087220), (56, 6815415), (60, 6361054), (70, 5452332), (84, 4543610), (105, 3634888), (120, 3180527), (140, 2726166), (168, 2271805), (210, 1817444), (280, 1363083), (420, 908722), (840, 454361)]