30742240

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 72999360

約数和(自身を除く): 42257120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 709, 1084, 1355, 1418, 2168, 2710, 2836, 3545, 4336, 5420, 5672, 7090, 8672, 10840, 11344, 14180, 21680, 22688, 28360, 43360, 56720, 113440, 192139, 384278, 768556, 960695, 1537112, 1921390, 3074224, 3842780, 6148448, 7685560, 15371120, 30742240]

約数ペア:

[(1, 30742240), (2, 15371120), (4, 7685560), (5, 6148448), (8, 3842780), (10, 3074224), (16, 1921390), (20, 1537112), (32, 960695), (40, 768556), (80, 384278), (160, 192139), (271, 113440), (542, 56720), (709, 43360), (1084, 28360), (1355, 22688), (1418, 21680), (2168, 14180), (2710, 11344), (2836, 10840), (3545, 8672), (4336, 7090), (5420, 5672)]