209951784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{727}}^1$

素因数の和:940

約数の個数: 128

約数和(自身を含む): 670924800

約数和(自身を除く): 460973016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 191, 216, 252, 378, 382, 504, 573, 727, 756, 764, 1146, 1337, 1454, 1512, 1528, 1719, 2181, 2292, 2674, 2908, 3438, 4011, 4362, 4584, 5089, 5157, 5348, 5816, 6543, 6876, 8022, 8724, 10178, 10314, 10696, 12033, 13086, 13752, 15267, 16044, 17448, 19629, 20356, 20628, 24066, 26172, 30534, 32088, 36099, 39258, 40712, 41256, 45801, 48132, 52344, 61068, 72198, 78516, 91602, 96264, 122136, 137403, 138857, 144396, 157032, 183204, 274806, 277714, 288792, 366408, 416571, 549612, 555428, 833142, 971999, 1099224, 1110856, 1249713, 1666284, 1943998, 2499426, 2915997, 3332568, 3749139, 3887996, 4998852, 5831994, 7498278, 7775992, 8747991, 9997704, 11663988, 14996556, 17495982, 23327976, 26243973, 29993112, 34991964, 52487946, 69983928, 104975892, 209951784]

約数ペア:

[(1, 209951784), (2, 104975892), (3, 69983928), (4, 52487946), (6, 34991964), (7, 29993112), (8, 26243973), (9, 23327976), (12, 17495982), (14, 14996556), (18, 11663988), (21, 9997704), (24, 8747991), (27, 7775992), (28, 7498278), (36, 5831994), (42, 4998852), (54, 3887996), (56, 3749139), (63, 3332568), (72, 2915997), (84, 2499426), (108, 1943998), (126, 1666284), (168, 1249713), (189, 1110856), (191, 1099224), (216, 971999), (252, 833142), (378, 555428), (382, 549612), (504, 416571), (573, 366408), (727, 288792), (756, 277714), (764, 274806), (1146, 183204), (1337, 157032), (1454, 144396), (1512, 138857), (1528, 137403), (1719, 122136), (2181, 96264), (2292, 91602), (2674, 78516), (2908, 72198), (3438, 61068), (4011, 52344), (4362, 48132), (4584, 45801), (5089, 41256), (5157, 40712), (5348, 39258), (5816, 36099), (6543, 32088), (6876, 30534), (8022, 26172), (8724, 24066), (10178, 20628), (10314, 20356), (10696, 19629), (12033, 17448), (13086, 16044), (13752, 15267)]