281966460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{247339}}^1$

素因数の和:247370

約数の個数: 48

約数和(自身を含む): 831062400

約数和(自身を除く): 549095940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 247339, 494678, 742017, 989356, 1236695, 1484034, 2473390, 2968068, 3710085, 4699441, 4946780, 7420170, 9398882, 14098323, 14840340, 18797764, 23497205, 28196646, 46994410, 56393292, 70491615, 93988820, 140983230, 281966460]

約数ペア:

[(1, 281966460), (2, 140983230), (3, 93988820), (4, 70491615), (5, 56393292), (6, 46994410), (10, 28196646), (12, 23497205), (15, 18797764), (19, 14840340), (20, 14098323), (30, 9398882), (38, 7420170), (57, 4946780), (60, 4699441), (76, 3710085), (95, 2968068), (114, 2473390), (190, 1484034), (228, 1236695), (285, 989356), (380, 742017), (570, 494678), (1140, 247339)]