630388908

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 1614412800

約数和(自身を除く): 984023892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 263, 278, 417, 479, 526, 556, 789, 834, 958, 1052, 1251, 1437, 1578, 1668, 1916, 2367, 2502, 2874, 3156, 4311, 4734, 5004, 5748, 8622, 9468, 17244, 36557, 66581, 73114, 109671, 125977, 133162, 146228, 199743, 219342, 251954, 266324, 329013, 377931, 399486, 438684, 503908, 599229, 658026, 755862, 798972, 1133793, 1198458, 1316052, 1511724, 2267586, 2396916, 4535172, 17510803, 35021606, 52532409, 70043212, 105064818, 157597227, 210129636, 315194454, 630388908]

約数ペア:

[(1, 630388908), (2, 315194454), (3, 210129636), (4, 157597227), (6, 105064818), (9, 70043212), (12, 52532409), (18, 35021606), (36, 17510803), (139, 4535172), (263, 2396916), (278, 2267586), (417, 1511724), (479, 1316052), (526, 1198458), (556, 1133793), (789, 798972), (834, 755862), (958, 658026), (1052, 599229), (1251, 503908), (1437, 438684), (1578, 399486), (1668, 377931), (1916, 329013), (2367, 266324), (2502, 251954), (2874, 219342), (3156, 199743), (4311, 146228), (4734, 133162), (5004, 125977), (5748, 109671), (8622, 73114), (9468, 66581), (17244, 36557)]