72678735

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 64178865

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 89, 115, 135, 207, 263, 267, 345, 445, 621, 789, 801, 1035, 1315, 1335, 2047, 2367, 2403, 3105, 3945, 4005, 6049, 6141, 7101, 10235, 11835, 12015, 18147, 18423, 23407, 30245, 30705, 35505, 54441, 55269, 70221, 90735, 92115, 117035, 163323, 210663, 272205, 276345, 351105, 538361, 631989, 816615, 1053315, 1615083, 2691805, 3159945, 4845249, 8075415, 14535747, 24226245, 72678735]

約数ペア:

[(1, 72678735), (3, 24226245), (5, 14535747), (9, 8075415), (15, 4845249), (23, 3159945), (27, 2691805), (45, 1615083), (69, 1053315), (89, 816615), (115, 631989), (135, 538361), (207, 351105), (263, 276345), (267, 272205), (345, 210663), (445, 163323), (621, 117035), (789, 92115), (801, 90735), (1035, 70221), (1315, 55269), (1335, 54441), (2047, 35505), (2367, 30705), (2403, 30245), (3105, 23407), (3945, 18423), (4005, 18147), (6049, 12015), (6141, 11835), (7101, 10235)]