490354480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3461}}^1$

素因数の和:3515

約数の個数: 160

約数和(自身を含む): 1483619328

約数和(自身を除く): 993264848

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 161, 176, 184, 220, 230, 253, 280, 308, 322, 368, 385, 440, 460, 506, 560, 616, 644, 770, 805, 880, 920, 1012, 1232, 1265, 1288, 1540, 1610, 1771, 1840, 2024, 2530, 2576, 3080, 3220, 3461, 3542, 4048, 5060, 6160, 6440, 6922, 7084, 8855, 10120, 12880, 13844, 14168, 17305, 17710, 20240, 24227, 27688, 28336, 34610, 35420, 38071, 48454, 55376, 69220, 70840, 76142, 79603, 96908, 121135, 138440, 141680, 152284, 159206, 190355, 193816, 242270, 266497, 276880, 304568, 318412, 380710, 387632, 398015, 484540, 532994, 557221, 609136, 636824, 761420, 796030, 875633, 969080, 1065988, 1114442, 1273648, 1332485, 1522840, 1592060, 1751266, 1938160, 2131976, 2228884, 2664970, 2786105, 3045680, 3184120, 3502532, 4263952, 4378165, 4457768, 5329940, 5572210, 6129431, 6368240, 7005064, 8756330, 8915536, 10659880, 11144420, 12258862, 14010128, 17512660, 21319760, 22288840, 24517724, 30647155, 35025320, 44577680, 49035448, 61294310, 70050640, 98070896, 122588620, 245177240, 490354480]

約数ペア:

[(1, 490354480), (2, 245177240), (4, 122588620), (5, 98070896), (7, 70050640), (8, 61294310), (10, 49035448), (11, 44577680), (14, 35025320), (16, 30647155), (20, 24517724), (22, 22288840), (23, 21319760), (28, 17512660), (35, 14010128), (40, 12258862), (44, 11144420), (46, 10659880), (55, 8915536), (56, 8756330), (70, 7005064), (77, 6368240), (80, 6129431), (88, 5572210), (92, 5329940), (110, 4457768), (112, 4378165), (115, 4263952), (140, 3502532), (154, 3184120), (161, 3045680), (176, 2786105), (184, 2664970), (220, 2228884), (230, 2131976), (253, 1938160), (280, 1751266), (308, 1592060), (322, 1522840), (368, 1332485), (385, 1273648), (440, 1114442), (460, 1065988), (506, 969080), (560, 875633), (616, 796030), (644, 761420), (770, 636824), (805, 609136), (880, 557221), (920, 532994), (1012, 484540), (1232, 398015), (1265, 387632), (1288, 380710), (1540, 318412), (1610, 304568), (1771, 276880), (1840, 266497), (2024, 242270), (2530, 193816), (2576, 190355), (3080, 159206), (3220, 152284), (3461, 141680), (3542, 138440), (4048, 121135), (5060, 96908), (6160, 79603), (6440, 76142), (6922, 70840), (7084, 69220), (8855, 55376), (10120, 48454), (12880, 38071), (13844, 35420), (14168, 34610), (17305, 28336), (17710, 27688), (20240, 24227)]